English -ac

← English acetic acid (mention)

← French -acque (derived)

← Ancient Greek -ακός (derived)

→ English celeriac (affix)

→ English ketorolac (affix)

→ English -acal (suffix)

→ English acromegaliac (suffix)

→ English -zolac (affix)

→ English asphyxiophiliac (suffix)