phr. Though he's only studied for three months and his speaking is a little unnatural, it's still quite good.
phr. They bickered again, and they have not talked to each other for several days.
phr. be difficult with somebody, be at odds with somebody, bicker
phr. The two brothers are bickering again.
phr. be of disagreeable temper
phr. This word is awkward here in this sentence.