1 partner

2 companion

3 comrade

4 associate

5 to accompany

1 to put up

2 to build (scaffolding)

3 to hang (clothes on a pole)

4 to connect

5 to join

6 to arrange in pairs

7 to match

8 to add

9 to throw in (resources)

10 to take (boat, train)

11 variant: 褡 dā

1 to pair up

2 to match

3 to arrange in pairs

4 to add sth into a group

1 to accompany

1 partner

2 companion

3 comrade

1 being close to the sovereign can be as perilous as lying with a tiger (idiom)

1 arms around each other's shoulders (idiom)

1 even if you build a thousand-league awning for it, every banquet must come to an end (idiom)