Supposititious

Synonyms of supposititious

• false
• fictitious
• spurious

Antonyms of supposititious

• genuine
• real
• authentic

Collocations of supposititious

supposititious child

Frequency: 70 %

The supposititious child was later revealed to be the true heir.

supposititious story

Frequency: 60 %

The supposititious story about her origins turned out to be fabricated.

supposititious theory

Frequency: 50 %

The supposititious theory proposed by the scientist was met with skepticism.

supposititious claim

Frequency: 45 %

His supposititious claim to the throne was quickly dismissed.

Idiomatic Expressions for supposititious

• Phrase: supposititious claim
  Meaning: a claim that is false or not based on fact
  Usage: The company's supposititious claim of having the best product on the market was quickly debunked.