Unheard-of synonyms | adjectives

Synonyms for Unheard-of as an Adjective

• unknown

  knowledge, unique
• unfamiliar

  unique
• unprecedented

  unique
• exceptional

  unique
• nameless

  knowledge, unique
• extraordinary
• unbelievable
• inconceivable
• unusual
• obscure

  knowledge
• new
• strange
• undiscovered
• little-known
• incredible
• unimaginable
• unthinkable
• unsung
• rare
• uncommon
• outlandish
• novel
• anonymous
• unrenowned
• singular
• unique
• wonderful
• fantastic
• remarkable
• unexplored
• unidentified
• unnamed
• uncharted
• undistinguished
• odd
• abnormal
• peculiar
• curious
• bizarre
• weird
• unwonted
• unlikely
• preposterous
• 

  queer
• out-of-the-way
• unaccountable
• incomprehensible
• shocking
• original
• out of the ordinary