uncertain
//ʌnˈsɜːrtən//
Adjective
more uncertainComparative
most uncertainSuperlative
1
Not able to be relied on; not known or definite
The future of the company is uncertain.
2
Not completely confident or sure of something; having doubts
I'm uncertain about whether I made the right decision.
3
Not clearly or precisely determined; indefinite or ambiguous
The project has an uncertain timeline and may take several months to complete.