The Collaborative International Dictionary
Engaol
Engaol \En*gaol"\, v. t. [Pref. en- + gaol: cf. OF. engaoler,
engeoler. See Gaol, and cf. Enjail.]
To put in jail; to imprison. [Obs.]
--Shak.
Wiktionary
engaol
vb. (context transitive British archaic English) To imprison in a gaol.