Synonyms of untoward in English:

untoward


See US English definition of untoward

See UK English definition of untoward

See Spanish definition of perjudicial

adjective

1‘Tom had noticed nothing untoward’

SYNONYMS
unexpected, unanticipated, unforeseen, unpredictable, unpredicted
surprising, unusual
inopportune, untimely, ill-timed, badly timed, mistimed
inconvenient, awkward, unwelcome, unfavourable, adverse, unfortunate, infelicitous
inappropriate, unsuitable, inapt
rare malapropos
archaic unseasonable
ANTONYMS

expected, timely, appropriate