Exact Match:
- fraternize
- be on friendly terms with someone, as if with a brother, especially with an enemy
Synonyms:
- act the traitor,
- associate with,
- assort with,
- be acquainted with,
- be friends,
- be inseparable,
- chum,
- chum together,
- chum with,
- clique,
- clique with,
- club together,
- collaborate,
- consort with,
- cotton to,
- fall in with,
- fellowship,
- flock together,
- fraternize with,
- hang around with,
- hang out with,
- herd together,
- hit it off,
- hobnob with,
- join,
- join in fellowship,
- keep company with,
- keep up with,
- know,
- mingle with,
- mix with,
- pal,
- pal up with,
- pal with,
- quisle,
- run in couples,
- run with,
- sort with,
- take up with,
- tie up with,
- turn against