擦すれ合あう

godan verb (-u), intransitive verb

rub against each other; chafe; quarrel

Physical rubbing or friction between objects, or metaphorically for people clashing or quarreling. The quarrel sense is a figurative extension.

• 電でん車しゃの中なかで隣となりの人ひとと肩かたが擦すれ合あった。

  My shoulder rubbed against the person next to me on the train.

• 意い見けんの違ちがいで二人ふたりはよく擦すれ合あう。

  The two often quarrel because of their differing opinions.