Where does “Calinescu” come from?

Calinescu (Portuguese) comes from Romanian Călinescu, from Romanian Călin, from French câlin, from French câliner, from Old French fro, from Latin umbrosus, from Latin umbra, from Old Latin omra.

Ancestry of “Calinescu”, step by step

Step	Language	Word	Meaning
1	Romanian	Călinescu	—
2	Romanian	Călin	—
3	French	câlin	cuddly; hug, cuddle
4	French	câliner	to be physically affectionate; to cuddle
5	Old French	fro	—
6	Latin	umbrosus	shady, shadowy
7	Latin	umbra	a shadow; a shade; a ghost
8	Old Latin	omra	—
9	Proto-Indo-European	h₂mr-u-	—

Every word from Proto-Indo-European h₂mr-u- →Every word from Old Latin omra →Every word from Latin umbra →