DictionarysidelineSecondary work
noun

sideline

SYDE-lyne/ˈsaɪdlaɪn/

An activity done in addition to one's main work.

She sells handmade pottery as a sideline to her office work.

The same adult works at an office desk in one small vignette and sells handmade pottery at a weekend table in another; secondary activity alongside main employment.
Etymology

A line beside the main one became a business carried on beside one's regular work.

More examples

  • Teaching pottery provides a useful sideline.
  • Her photography begins as a sideline.

Forms

sideline

Similar words

side job
Additional paid work beyond the main occupation.
secondary pursuit
An activity subordinate to a principal one, not necessarily paid.