unsubstantiatedadjective
/ˌʌn.səbˈstæn.ʃi.eɪ.tɪd//ˌʌn.səbˈstæn.ʃi.eɪ.t̬ɪd/not supported by facts:
Companies can be punished for making unsubstantiated claims about their products.
Thesaurus: synonyms and related words
Proving and disproving
- actions speak louder than words idiom
- attest
- authenticate
- back sb up
- bear witness (to sth) idiom
- belie
- catch
- colour
- do justice to yourself idiom
- documentary
- evidence
- explode
- explosion
- proof
- stick
- supportable
- testament
- the acid test
- the burden of proof idiom
- undocumented
See more results »