1) (of a person) not able or willing to show feelings or take part (because nervous, arrogant etc) (aloof)

2) a test given to a musician, singer or actor wishing to take part in a performance (audition)

3) to take part in a noisy quarrel or fight (brawl)

4) to take part (in a race, contest, examination etc) (compete)

5) a party or similar entertainment; regulations; to carry out, take part in, (an action or activity) (do)

6) to employ a person (as); to take part in an activity (engage)

7) to have, include, (something) as necessary; to cause a person, thing to take part (in trouble, a difficult situation etc) (involve)

8) (to take part in) a rough fight or struggle (scuffle)

9) (to take part in) a fight between small groups (skirmish)

10) (to take part in) a small or noisy quarrel (squabble)