ой

• IPA^(key): [ɔj]

ой • (oj)

1. ouch (expression of one's own physical pain)

   Synonym: ох (oh)

   Ой, много боли!

   Oj, mnogo boli!

   Ouch, it hurts a lot!

2. wow (expression of amazement or wonder)

   Synonym: вау (vau)

   Ой, колко хубаво!

   Oj, kolko hubavo!

   Wow, how nice!

From Proto-Mongolic *hoï (“forest”).

ой • (oj)

1. forest, woods

• IPA^(key): /oj/
• Rhymes: -oj
• Hyphenation: ой

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

ой • (oj)

1. opinion
2. idea, thought, dream
3. suggestion, proposition, advice, directions, instructions
4. (linguistics) sentence, expression, saying
5. word
6. (figuratively) word, promise, agreement, decision
7. speech, words
8. news, rumor/rumour
9. last wishes, precepts

This entry needs an inflection-table template.

Borrowed from Russian ой (oj).

ой • (oj)

1. oh (expressing surprise, pleasure, etc.)
2. ow, ouch! (expressing pain, shock, terror, etc.)
3. oops!

• J. Bradley et al. (2023) “ой”, in The Mari Web Project: Mari-English Dictionary, University of Vienna

From Proto-Mordvinic *vaj ~ *voj, from Proto-Finno-Ugric *waje. Cognates include Moksha вай (vaj), Finnish voi, Western Mari ӱ (ü), Udmurt вӧй (vöj) and Hungarian vaj.

• IPA^(key): /oj/
• Rhymes: -oj
• Hyphenation: ой

ой • (oj)

1. butter

   ваднемс кши лангс ой ― vadnems kši langs oj ― to spread butter on bread

2. oil

   эвкалиптэнь ой ― evkaliptëń oj ― eucalyptus oil

This entry needs an inflection-table template.

• скал ой (skal oj)

• B. A. Serebrennikov, R. N. Buzakova, M. V. Mosin (1993) “ой”, in Эрзянь-рузонь валкс [Erzya-Russian dictionary], Moscow: Русский язык, →ISBN
• Entry #1156 in Uralonet, online Uralic etymological database of the Hungarian Research Centre for Linguistics.
• Keresztes, László (1986) Geschichte der mordwinischen Konsonantismus II. Etymologisches Belegmaterial‎^[1], Szeged: Studia Uralo-Altaica 26.

ой • (oi)

1. oh!

From Proto-Turkic *ōd.

ой • (oi)

1. thought, idea

From Proto-Turkic *ōj.

ой • (oi)

1. lowland

From Proto-Permic *öj, from Proto-Uralic *üje.

• IPA^(key): /ˈoj/, [ˈo̞j]
• Hyphenation: ой

о́й • (ój)

1. night
2. north

Declension of ой (stem: ой-)
		singular	plural
nominative		ой (oj)	ойэз (ojez)
accusative	I*	ой (oj)	ойэз (ojez)
	II*	ойӧс (ojös)	ойэзӧс (ojezös)
instrumental		ойӧн (ojön)	ойэзӧн (ojezön)
comitative		ойкӧт (ojköt)	ойэзкӧт (ojezköt)
caritive		ойтӧг (ojtög)	ойэзтӧг (ojeztög)
consecutive		ойла (ojla)	ойэзла (ojezla)
genitive		ойлӧн (ojlön)	ойэзлӧн (ojezlön)
ablative		ойлісь (ojliś)	ойэзлісь (ojezliś)
dative		ойлӧ (ojlö)	ойэзлӧ (ojezlö)
inessive		ойын (ojyn)	ойэзын (ojezyn)
elative		ойись (ojiś)	ойэзісь (ojeziś)
illative		ойӧ (ojö)	ойэзӧ (ojezö)
egressive		ойсянь (ojśań)	ойэзсянь (ojezśań)
approximative		ойлань (ojlań)	ойэзлань (ojezlań)
terminative	I	ойӧдз (ojödź)	ойэзӧдз (ojezödź)
	II	ойви (ojvi)	ойэзви (ojezvi)
prolative		ойӧт (ojöt)	ойэзӧт (ojezöt)
*) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.

Possessive declension of ой
First person singular singular plural nominative ойӧ (ojö) ойэзӧ (ojezö) accusative I* ойӧ (ojö) ойэзӧ (ojezö) II* ойӧс (ojös) ойэзӧс (ojezös) instrumental ойнам (ojnam) ойэзнам (ojeznam) comitative ойӧкӧт (ojököt) ойэзӧкӧт (ojezököt) caritive ойӧтӧг (ojötög) ойэзӧтӧг (ojezötög) consecutive ойӧла (ojöla) ойэзӧла (ojezöla) genitive ойӧлӧн (ojölön) ойэзӧлӧн (ojezölön) ablative ойӧлісь (ojöliś) ойэзӧлісь (ojezöliś) dative ойӧлӧ (ojölö) ойэзӧлӧ (ojezölö) inessive оям (ojam) ойэзам (ojezam) elative ойсим (ojśim) ойэзсим (ojezśim) illative оям (ojam) ойэзам (ojezam) egressive ойӧсянь (ojöśań) ойэзӧсянь (ojezöśań) approximative ойӧлань (ojölań) ойэзӧлань (ojezölań) terminative I ойӧддзам (ojöddźam) ойэзӧддзам (ojezöddźam) II ойӧви (ojövi) ойэзӧви (ojezövi) prolative ойӧттям (ojötťam) ойэзӧттям (ojezötťam) *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.
Second person singular singular plural nominative ойыт (ojyt) ойэт (ojet) accusative I* ойыт (ojyt) ойэт (ojet) II* ойтӧ (ojtö) ойэзтӧ (ojeztö) instrumental ойнат (ojnat) ойэзнат (ojeznat) comitative ойыткӧт (ojytköt) ойэткӧт (ojetköt) caritive ойыттӧг (ojyttög) ойэттӧг (ojettög) consecutive ойытла (ojytla) ойэтла (ojetla) genitive ойытлӧн (ojytlön) ойэтлӧн (ojetlön) ablative ойытлісь (ojytliś) ойэтлісь (ojetliś) dative ойытлӧ (ojytlö) ойэтлӧ (ojetlö) inessive оят (ojat) ойэзат (ojezat) elative ойсит (ojśit) ойэзсит (ojezśit) illative оят (ojat) ойэзат (ojezat) egressive ойытсянь (ojytśań) ойэтсянь (ojetśań) approximative ойытлань (ojytlań) ойэтлань (ojetlań) terminative I ойӧддзат (ojöddźat) ойэзӧддзат (ojezöddźat) II ойытви (ojytvi) ойэтви (ojetvi) prolative ойӧттят (ojötťat) ойэзӧттят (ojezötťat) *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.
Third person singular singular plural nominative ойыс (ojys) ойэс (ojes) accusative I* ойыс (ojys) ойэс (ojes) II* ойсӧ (ojsö) ойэсӧ (ojesö) instrumental ойнас (ojnas) ойэзнас (ojeznas) comitative ойыскӧт (ojysköt) ойэскӧт (ojesköt) caritive ойыстӧг (ojystög) ойэстӧг (ojestög) consecutive ойысла (ojysla) ойэсла (ojesla) genitive ойыслӧн (ojyslön) ойэслӧн (ojeslön) ablative ойыслісь (ojysliś) ойэслісь (ojesliś) dative ойыслӧ (ojyslö) ойэслӧ (ojeslö) inessive ояс (ojas) ойэзас (ojezas) elative ойсис (ojśis) ойэзсис (ojezśis) illative ояс (ojas) ойэзас (ojezas) egressive ойыссянь (ojysśań) ойэссянь (ojesśań) approximative ойыслань (ojyslań) ойэслань (ojeslań) terminative I ойӧддзас (ojöddźas) ойэзӧддзас (ojezöddźas) II ойысви (ojysvi) ойэсви (ojesvi) prolative ойӧттяс (ojötťas) ойэзӧттяс (ojezötťas) *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.
First person plural singular plural nominative ойным (ojnym) ойэзным (ojeznym) accusative I* ойным (ojnym) ойэзным (ojeznym) II* ойнымӧ (ojnymö) ойэзнымӧ (ojeznymö) instrumental ойнаным (ojnanym) ойэзнаным (ojeznanym) comitative ойнымкӧт (ojnymköt) ойэзнымкӧт (ojeznymköt) caritive ойнымтӧг (ojnymtög) ойэзнымтӧг (ojeznymtög) consecutive ойнымла (ojnymla) ойэзнымла (ojeznymla) genitive ойнымлӧн (ojnymlön) ойэзнымлӧн (ojeznymlön) ablative ойнымлісь (ojnymliś) ойэзнымлісь (ojeznymliś) dative ойнымлӧ (ojnymlö) ойэзнымлӧ (ojeznymlö) inessive ояным (ojanym) ойэзаным (ojezanym) elative ойсиным (ojśinym) ойэзсиным (ojezśinym) illative ояным (ojanym) ойэзаным (ojezanym) egressive ойнымсянь (ojnymśań) ойэзнымсянь (ojeznymśań) approximative ойнымлань (ojnymlań) ойэзнымлань (ojeznymlań) terminative I ойӧддзаным (ojöddźanym) ойэзӧддзаным (ojezöddźanym) II ойнымви (ojnymvi) ойэзнымви (ojeznymvi) prolative ойӧттяным (ojötťanym) ойэзӧттяным (ojezötťanym) *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.
Second person plural singular plural nominative ойныт (ojnyt) ойэзныт (ojeznyt) accusative I* ойныт (ojnyt) ойэзныт (ojeznyt) II* ойнытӧ (ojnytö) ойэзнытӧ (ojeznytö) instrumental ойнаныт (ojnanyt) ойэзнаныт (ojeznanyt) comitative ойныткӧт (ojnytköt) ойэзныткӧт (ojeznytköt) caritive ойныттӧг (ojnyttög) ойэзныттӧг (ojeznyttög) consecutive ойнытла (ojnytla) ойэзнытла (ojeznytla) genitive ойнытлӧн (ojnytlön) ойэзнытлӧн (ojeznytlön) ablative ойнытлісь (ojnytliś) ойэзнытлісь (ojeznytliś) dative ойнытлӧ (ojnytlö) ойэзнытлӧ (ojeznytlö) inessive ояныт (ojanyt) ойэзаныт (ojezanyt) elative ойсиныт (ojśinyt) ойэзсиныт (ojezśinyt) illative ояныт (ojanyt) ойэзаныт (ojezanyt) egressive ойнытсянь (ojnytśań) ойэзнытсянь (ojeznytśań) approximative ойнытлань (ojnytlań) ойэзнытлань (ojeznytlań) terminative I ойӧддзаныт (ojöddźanyt) ойэзӧддзаныт (ojezöddźanyt) II ойнытви (ojnytvi) ойэзнытви (ojeznytvi) prolative ойӧттяныт (ojötťanyt) ойэзӧттяныт (ojezötťanyt) *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.
Third person plural singular plural nominative ойныс (ojnys) ойэзныс (ojeznys) accusative I* ойныс (ojnys) ойэзныс (ojeznys) II* ойнысӧ (ojnysö) ойэзнысӧ (ojeznysö) instrumental ойнаныс (ojnanys) ойэзнаныс (ojeznanys) comitative ойныскӧт (ojnysköt) ойэзныскӧт (ojeznysköt) caritive ойныстӧг (ojnystög) ойэзныстӧг (ojeznystög) consecutive ойнысла (ojnysla) ойэзнысла (ojeznysla) genitive ойныслӧн (ojnyslön) ойэзныслӧн (ojeznyslön) ablative ойныслісь (ojnysliś) ойэзныслісь (ojeznysliś) dative ойныслӧ (ojnyslö) ойэзныслӧ (ojeznyslö) inessive ояныс (ojanys) ойэзаныс (ojezanys) elative ойсиныс (ojśinys) ойэзсиныс (ojezśinys) illative ояныс (ojanys) ойэзаныс (ojezanys) egressive ойныссянь (ojnysśań) ойэзныссянь (ojeznysśań) approximative ойныслань (ojnyslań) ойэзныслань (ojeznyslań) terminative I ойӧддзаныс (ojöddźanys) ойэзӧддзаныс (ojezöddźanys) II ойнысви (ojnysvi) ойэзнысви (ojeznysvi) prolative ойӧттяныс (ojötťanys) ойэзӧттяныс (ojezötťanys) *) Animate nouns almost exclusively take the type II accusative ending, whereas inanimate nouns can be used with either ending, but are more often found with type I.

compass points:  ^[edit]

	ой (oj) ойвыв (ojvyv)
рыт (ryt) рытвыв (rytvyv)		асыв (asyv) асыввыв (asyvvyv)
	лун (lun) лунвыв (lunvyv)

• R. M. Batalova, A. S. Krivoshchekova-Gantman (1985) Коми-пермяцко-русский словарь [Komi-Permyak-Russian dictionary]‎^[2], Moscow: Русский язык

From Proto-Turkic *ōδ.

ой • (oy) (Arabic spelling وي)

1. thought, idea

• ойлоо (oyloo)

From Proto-Turkic *ōj.

ой • (oy) (Arabic spelling وي)

1. lowland

Mongolian	Cyrillic
ᠣᠢ (oi)	ой (oj)

Inherited from Classical Mongolian ᠣᠢ (oi), from Middle Mongol ᠣᠢ (ʾwy /⁠hoi̯⁠/), from Proto-Mongolic *hoï (“forest”)

• IPA^(key): /ɔ͜i/
• (Khalkha) IPA^(key): [œː]
• Hyphenation: ой

ой • (oj) (definite plural ойнууд)

1. forest, woods

This noun needs an inflection-table template.

• ой мод (oj mod)

• → Salar: qoy (“forest”)
• → Yakut: ойуур (oyuur, “forest”)

ой • (oj) (Mongolian spelling ᠣᠢ (oi))

1. anniversary, jubilee

From Proto-Turkic *ōd.

ой • (oj) (Mongolian spelling ᠣᠢ (oi))

1. mind, intellect, memory

• ой тогтоолт (oj togtoolt, “memory”)

ой • (oj) (Mongolian spelling ᠣᠢ (oi))

1. feeling of aversion, repugnance

From Proto-Turkic *ōδ.

ой • (oy)

1. thought, idea

• L. M. Tukmačev, editor (1995), “ой”, in Kumandinsko-Russkij Slovarʹ [Kumandy-Russian Dictionary], Biysk: Kandidat filologičeskix nauk, Izdatelʹstvo bijskij kotelʹščik, →ISBN, page 43

Cognate with Udihe вайи (waji), Ulch хори (xori), Orok хори (xori), Negidal ойин (ojin), Nanai хорин (horin) and Manchu ᠣᡵᡳᠨ (orin).

ой (oj)

1. twenty, 20

Onomatopoeic. Compare Polish oj and Yiddish אוי (oy).

• IPA^(key): [oj]

• Audio:

  (file)

ой • (oj)

1. oh! (surprise tinged with fright)
2. oops!
3. ouch!

• → Eastern Mari: ой (oj)
• → Lithuanian: oi

From Proto-Turkic *ōδ.

ой • (oy)

1. mind, idea, thought

From Proto-Turkic *ōj.

ой • (oy)

1. lowland

N. A. Baskakov, Toščakova N.A, editor (1947), “ой”, in Ojrotsko-Russkij Slovarʹ [Oyrot-Russian Dictionary], Moscow: M.: OGIZ, →ISBN

From Proto-Turkic *oy- (“to play, jump”). Also cognate with оонньуу (oonnyuu, “game”)

ой • (oy)

1. (intransitive) to jump

   Synonyms: ыстан (ıstan), эккирээ (ekkiree)

   Antonym: умус (umus, “to dive”)

2. (astronomy) to rise

   See synonyms at таҕыс (tağıs).

   Antonym: түс (tüs)

• ойуу (oyuu, “jump”)