acer

m (metall) ⵉⵏⴼⴷ infd (ⵉ-) ~ pl ⵉⵏⴼⴷⵏ, ⴰⵏⴼⴷ anfd (ⵓ-) ~ pl ⵉⵏⴼⴷⴰⵡⵏ / ⵉⵏⴼⴷⵉⵡⵏ √ⵏⴼⴷ1, ⵡⴰⴷ ⵍⴳⴳⵯⴰⵖⵏ wad lggw aɣn √ⵍⵡⵖ, ⵍⵀⵉⵏⴷⵜ lhindt / ⵍⵀⵏⴷⵜ lhndt √ⵀⵏⴷ1, ⵉⴷⴽⵉⵔ idkir (ⵉ-) √ⴷⴽⵔ5

acerb

m → agre

acerba

f → agra

acerbitat

f → agror