spyhole

From spy +‎ hole.

spyhole (plural spyholes)

1. (UK) Synonym of peephole.
   • 2009 September 13, Ariane Sherine, “Golden shower”, in Guardian‎^[1]:

     Then there is a shuffling sound, and the quiet slide of a spyhole cover.

• “spyhole”, in Collins English Dictionary.
• “spyhole”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “spyhole”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.

• polyhes