Where does “ilar” come from?

ilar (Romanian) comes from French hilare, from Latin hilaris, from Ancient Greek ἱλαρός, from Ancient Greek ἵλαος, from Proto-Indo-European sēlh₂- — to calm, quiet, be favourable.

ilar (Romanian): hilarious

Definitions

hilarious

Ancestry of “ilar”, step by step

Step	Language	Word	Meaning
1	French	hilare	mirthful
2	Latin	hilaris	cheerful, lively, light-hearted, merry
3	Ancient Greek	ἱλαρός	cheerful, merry, joyous, glad, happy
4	Ancient Greek	ἵλαος	propitious, gracious, merciful; kind, mild,...
5	Proto-Indo-European	sēlh₂-	to calm, quiet, be favourable

Every word from Proto-Indo-European sēlh₂- →Every word from Ancient Greek ἵλαος →Every word from Ancient Greek ἱλαρός →