ιχθυπόρος

From LSJ

γελᾷ δ' ὁ μωρός, κἄν τι μὴ γέλοιον ᾖ → the fool laughs even when there's nothing to laugh at

Source

Greek Monolingual

ἰχθυπόρος, ὁ (Α)
επιγρ. αλειυτική τρίαινα, καμάκι.
[ΕΤΥΜΟΛ. < ἰχθυ(ο)- + πόρος (< πείρω «διαπερνώ»)].