dalliance

/หˆdalษชษ™ns/
noun
  1. 1

    Playful flirtation; amorous play.

  2. 2

    A wasting of time in idleness or trifles.

  3. 3

    A sexual relationship, not serious but often illicit.

    syn:affair

Source: https://en.wiktionary.org/wiki/dalliance