siderole

noun
UK /ˈsaɪd.rəʊl/
US /ˈsaɪd.roʊl/

A side role is a small extra part a person plays besides their main part.

In the school play, she had the main part of the queen and a funny siderole as a talking bird.


OTHER MEANINGS

2. A job or duty done in addition to one's regular work.

Teaching chess club was a siderole he took on after school.

3. A small function a thing or tool can do besides its main job.

The flashlight's siderole is acting as a bottle opener.

4. In games, a smaller character job that helps the team.

Her siderole in the game was to heal other players.

5. A temporary position someone fills while helping out.

He played the siderole of referee when the coach was away.