Synonyms for unascertained

Most common

strange · unknown · uncertain

All synonyms

Adjective

Definitions

1. adj. 1

   Not ascertained; uncertain; undetermined; unknown.

Example sentences

• strange Press the red button if something strange happens.
• unknown Sami accidentally answered an unknown number call.
• uncertain Tom told me that he's uncertain what he should do.

Popularity over time

Use in printed books, per decade from 1850 to 2019.

By length

7 letters

strange¹, unknown², obscure²

9 letters

uncertain³

The small number after each word is its number of syllables (unknown² = 2 syllables).