Answer:

piecemeal

AnswerCrossword Clue
PIECEMEALBy degrees
PIECEMEALGradually
PIECEMEALOne bit at a time
PIECEMEALBit by bit
PIECEMEALBit by bit.
PIECEMEALLittle by little.
PIECEMEALBy dribs and drabs
PIECEMEALA bit at a time
PIECEMEALBit-by-bit