porthole Synonyms

embrasure port embrasures skylight pigeonhole peephole oriel opening mousehole manhole lunette vent window windowpane Windows viewport rose window pinhole picture window interface fanlight bullseye fenestella knothole loophole light crenel companion clearstory channel casement bunghole bow bay window bay armhole crenelle door keyhole jalousie illuminator hole hatchway gate fenestration fenestra eyelet dormer aperture