Unheard-of and Unfamiliar

Unheard-of

Unheard-of adjective - Not known or experienced before.
Usage example: houses selling at unheard-of prices

Unfamiliar is a synonym for unheard-of in unique topic. In some cases you can use "Unfamiliar" instead an adjective phrase "Unheard-of".

Unfamiliar

Unfamiliar adjective - Not known or experienced before.
Usage example: ordered an unfamiliar wine and was surprised to find that it was much drier than what they were used to

Unheard-of is a synonym for unfamiliar. You can use "Unheard-of" instead an adjective "Unfamiliar".
Cite this Source
Unfamiliar and Unheard-of. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/unheard-of/unfamiliar
Unheard-of & Unfamiliar. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/unheard-of/unfamiliar>.
Unfamiliar or Unheard-of. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/unheard-of/unfamiliar.