1. to start showing contradiction, lack of agreement, or logical coherence
His statements became inconsistent when questioned further about the incident.
Suas declarações tornaram-se inconsistentes quando questionadas mais sobre o incidente.
2. to fail to maintain uniformity or reliability in behavior, performance, or principles
The athlete's performance became inconsistent after the injury.
O desempenho do atleta tornou-se inconsistente após a lesão.