←
Ancient Greek κύρτος (cognate)
←
Proto-Indo-European *kr̥tis (derived)
←
Proto-Indo-European *kert- (mention)
←
Proto-Indo-European *kreh₂- (mention)
←
Sanskrit कृत् (cognate)
→
English grate (derived)
→
Galician grade (inherited)
→
Italian grata (inherited)
→
Portuguese grade (inherited)