嗬

嗬 (Kangxi radical 30, 口+10, 13 strokes, cangjie input 口廿人口 (RTOR) or 難口廿人口 (XRTOR), composition ⿰口荷)

• Kangxi Dictionary: not present, would follow page 206, character 20
• Hanyu Da Zidian (first edition): volume 1, page 665, character 8
• Unihan data for U+55EC

Possibly from the fusion of 係／系 (hai6, “to be, yes”) + 哦 (o2, “interjection/particle expressing doubt or uncertainty”) (Chor et al., 2016).

嗬

1. (Cantonese) Sentence-final particle used in an interrogative seeking confirmation.

   你今晚會出席個晚會㗎嗬？ [Cantonese, trad.]
   你今晚会出席个晚会㗎嗬？ [Cantonese, simp.]

   nei⁵ gam¹ maan⁵ wui⁵ ceot¹ zik⁶ go³ maan⁵ wui^6-2 gaa³ ho²? [Jyutping]

   You're attending the party this evening, right?