A really fast thesaurus... with lots of synonyms.
Unheard-of has 16 synonyms. The top synonyms for unheard-of are unidentified, unsung, inconceivable, outrageous, unimagined, unprecedented, unimaginable, nameless and 8 more. Another word for unheard-of is unidentified. Browse the full list below.
| Length
| Random | DefinitionA common synonym for unheard-of is unidentified. Other synonyms include unsung, inconceivable, outrageous, unimagined.
Unheard-of has 16 synonyms listed on Thesaurasize.
(adj): previously unknown; unprecedented
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