uncertain

The word “uncertain” has 3 syllables: un-cer-tain

It's pronounced as /ʌnˈsɜː.tən/

What is synonym and antonym for uncertain?

In the thesaurus, “uncertain” has 91 synonyms and 46 antonyms.

Here are synonyms and antonyms for uncertain along with examples of usage in sentences.

Synonyms for uncertain

adaptable
aimless
ambiguous
ambivalent
arbitrary
capricious
chancy
changeable
changeful
conflicted
conjectural
desultory
dicey
diffident
distrustful
doubtful
dubious
equivocal
erratic
fickle
fitful
flickery
fluctuating
fluid
halting
hanging by a thread
haphazard
hazy
hesitant
hesitating
hinky
hit-or-miss
iffy
incalculable
inconsistent
inconstant
indecisive
indefinite
indeterminate
indistinct
insecure
irregular
irresolute
mercurial
mistrustful
mobile
mutable
on the fence
on thin ice
precarious
protean
questionable
random
risky
scattered
shaky
shilly-shally
shilly-shallying
skeptical
skittish
slapdash
speculative
stray
suspicious
temperamental
touch and go
trustless
unclear
unconfirmed
unconvinced
undecided
undependable
undetermined
unfixed
unforeseeable
unpredictable
unreliable
unresolved
unsettled
unstable
unsteady
unsure
untrustworthy
up for grabs
up in the air
vacillating
vague
variable
versatile
volatile
wavering

Antonyms for uncertain

abiding
assured
certain
changeless
clear
confident
constant
convinced
decided
decisive
definite
dependable
determined
durable
equable
even
foreseeable
immutable
invariable
lasting
permanent
persistent
positive
predictable
reliable
resolute
resolved
safe
sanguine
secure
self-assured
settled
stable
stationary
steady
sure
tried
tried-and-true
true
trustworthy
trusty
unchangeable
unchanging
undoubted
uniform
unvarying

Meanings of uncertain

noun
1. (with "the") Something uncertain.
adjective
1. Not certain; unsure.
2. Not known for certain; questionable.
3. Not yet determined; undecided.
4. Variable and subject to change.
5. Fitful or unsteady.
6. Unpredictable or capricious.

Example Sentences

The future of the project remains uncertain, and we may need to adjust our plans.
She felt uncertain about accepting the job offer, unsure if it was the right choice.
The weather is uncertain this week, with forecasts predicting rain at any time.
His uncertain expression revealed that he wasn’t sure how to respond.
The outcome of the match was still uncertain, with both teams playing aggressively.

On this page you'll find 137 synonyms, antonyms, or another words to uncertain, such as: abiding, adaptable, aimless, ambiguous, ambivalent, arbitrary, assured.

Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.