English

subfrontal

From sub- + frontal.

Proto-Indo-European *upó ‘up; from below’

Proto-Italic *supo ‘under’

Latin sub ‘under, beneath, below’

English sub-

Latin frons ‘the forehead, brow, front’

New Latin frontālis ‘relating to the forehead’

Today it means

adj Beneath a frontal region

Language periods are conventional ranges, not dates for this word.

Etymograph / subfrontal