inconsistent
adjective/ĩˈkõsiˈstẽtɨ/medium
in·con·sis·ten·te
Definition
Not possessing stability, coherence, or firmness; varying or contradictory.
His testimony was inconsistent and raised doubts.
The team's performance has been inconsistent this season.
Common collocations
inconsistent argumentinconsistent resultsinconsistent behaviour
Etymology
Do latim 'in-' (negação) + 'consistentem' (consistente).