ETYM Latin acrimonia, from acer, sharp: cf. French acrimonie.
1. A quality of bodies which corrodes or destroys others; also, a harsh or biting sharpness.
2. Sharpness or severity, as of language or temper; irritating bitterness of disposition or manners.

ETYM Latin asperitas, from asper rough: cf. French aspérité.
1. Harshness of manner; SYN. sharpness.
2. Something hard to endure; SYN. grimness, hardship, rigor, rigour, severity, rigorousness.
Roughness of surface or sound.
Roughness, acrimony.

Quality of being brusque; roughness joined with promptness; blutness.

A texture that is not smooth but is irregular and uneven.