1. to advance or move forward in an uneven, irregular, or unpredictable manner; to make progress with stops and starts
The project progressed inconsistently due to funding delays and staffing changes.
O projeto progrediu inconsistentemente devido a atrasos no financiamento e mudanças no pessoal.
2. to develop or improve at a variable rate, with periods of advancement followed by stagnation or regression
Her recovery progressed inconsistently, with good days followed by setbacks.
Sua recuperação progrediu inconsistentemente, com dias bons seguidos de retrocessos.