quidum
From LSJ
κούφα σοι χθὼν ἐπάνωθε πέσοι → may earth lie lightly on thee, may the earth rest lightly on you, may the ground be light to you, may the earth be light to you
Latin > English (Lewis & Short)
quidum: v. 2. qui, II. B.
Latin > French (Gaffiot 2016)
quīdum, comment donc ? Pl. Mil. 325 ; Ter. Hec. 319.