Synonyms of unheard of in English:

unheard of


See definition of unheard

adjective

1‘in those days it was unheard of for a girl to leave her family and become independent’

SYNONYMS
unprecedented, exceptional, extraordinary, out of the ordinary, uncommon, unusual, unparalleled, unrivalled, unmatched, unequalled, singular, unique
unthought of, undreamt of, unbelievable, inconceivable, unimagined, unimaginable, unthinkable, implausible, shocking, outrageous
rare unexampled
ANTONYMS

common

2‘we were to play a game unheard of in the UK’

SYNONYMS
unknown, unfamiliar, new, little known, undiscovered, obscure, nameless, unsung, unheralded, groundbreaking
ANTONYMS

famous, well known