Definition

Relating to something that is assumed or supposed, often without proof; can also refer to something that is fraudulent or not genuine.

Example

The supposititious claim of ownership was quickly dismissed by the court.

Conversation

Did you hear about the old painting they found in the attic?

Yeah, I heard it might be worth a lot, but some say it's supposititious.

Right? It's hard to believe something like that could be fake.

Exactly! But you never know with all the art forgeries out there.

Synonyms & Antonyms

Root Explanation

Supposititious → It is formed from "suppositus" (meaning placed under) and the suffix "-itious" (indicating a quality or condition). The word refers to something that is assumed or supposed, often in a deceptive or false manner, as if it were placed under a false pretense.

Memory Tip

Think of something that is 'placed under' ('suppositus') as a way to remember that 'supposititious' means something assumed or supposed, often falsely.

Visually Confused Words