ipsemet

From LSJ

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

Source

Latin > French (Gaffiot 2016)

ipsĕmet, lui-même : Pl. Amph. 102 ; Sen. Ep. 117, 21 ; ipsimet Cic. Verr. 2, 3, 3, nous-mêmes.