Synonyms of at random in English:

at random


See US English definition of at random

See UK English definition of at random

phrase

1‘five schools were chosen at random’

SYNONYMS
unsystematically, arbitrarily, randomly, without prearrangement, without method, unmethodically, haphazardly, without conscious choice, leaving things to chance
out of a hat, by lot
ANTONYMS

systematically