Imbosk
Imbosk , transitive verb
[CF. Italian imboscare to imbosk, imboscarsi to retire into a wood; pref. im- in + bosco wood. See Boscage, and compare Ambush.]
To conceal, as in bushes; to hide. [Obsolete] — Shelton
Imbosk , intransitive verb
To be concealed. [Rare] — Milton