Synonyms of on the spur of the moment in English:

on the spur of the moment


See definition of on the spur of the moment

phrase

1‘his decision had been made on the spur of the moment’

SYNONYMS
impulsively, on impulse, impetuously, without thinking, without planning, without premeditation, unpremeditatedly, impromptu, spontaneously, on the spot
suddenly, all of a sudden, unexpectedly, out of the blue