h₂eḱ-yó-

“sharp, bitter, acid”

Widely acceptedtastesharpness

Source of Latin acidus, acer, English acid, acrid, vinegar

Adjective form of the sharp root, yielding Latin acidus and English acid, acrid, vinegar (sour wine)‌‌‍‌‍‌‍‍‌‌‍‍‌‍‍‍‌‌‌‍‍‌‍‌‍‌‌‌‍‍‍‌.

ǵews-“to taste, try, choose”ǵews-tó-“tasted, chosen by taste”gʰel-n-“gall, bile, bitter”gʷes-“to quench thirst, taste”h₃eḱ-“to be swift, sharp”h₂eḱ-es-tó-“sharp-cut, vinegary”h₂eḱ-men-₂“sharpness, point of stone”h₂eḱ-men-₃“stone tool, sharp implement”