flare up - definition and synonyms

phrasal verb [intransitive]
present tense
I/you/we/theyflare up
he/she/itflares up
present participleflaring up
past tenseflared up
past participleflared up
  1. 1
    same as flare2 (sense 1)

    The fire could flare up again at any time.

  2. 2
    same as flare2 (sense 3)

    It looked as if the fighting might flare up again.

See also main entry: flare