asperity

n. 粗鲁，艰苦

Asiatic, aside, aside from, asinine, ask, ask a favour of sb., ask after, ask for, ask for sth., askance, askance (at sb/sth), askew, asking price, aslant, asleep, asp, asparagus, aspect, aspectual, aspen, aspersion, aspersions, asphalt, asphyxia, asphyxiate, asphyxiation, aspic, aspidistra, aspirant, aspirate, aspiration, aspire, aspirin, ass, assail, assailant, assassin, assassinate, assassination, assassinator,