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μιχθείς

Γελᾷ δ' ὁ μωρός, κἄν τι μὴ γέλοιον ᾖ -> The fool laughs even when there's nothing to laugh at
Menander

French (Bailly abrégé)

εῖσα, έν;
part. ao. Pass. de μίγνυμι.

Russian (Dvoretsky)

μιχθείς: part. aor. pass. к μίγνυμι.