alongside/əˌlɒŋ'saɪd $ ə'lɑːŋsaɪd/

prep. next to the side of (sth)

prep. 挨着；沿着：A motorcycle stopped alongside my car. 一辆摩托车在我的车旁停下来。

构词along + side

同根 aside; beside; countryside; hillside; inside; outside