aniversario
From LSJ
ἑτέρως ἠδύνατο βέλτιον ἢ ὡς νῦν ἔχει κατεσκευάσθαι → otherwise they could have been constructed better than they are now (Galen, On the use of parts of the body 4.143.1 Kühn)
Spanish > Greek
γενέθλιος ἡμέρα, γενεθλία ἡμέρα, γενεθλιάς, γενεθλιακός, ἐνιαυτός, ἐνιαύσιος
