Synonyms of day by day in English:

day by day

See US English definition of day by day

See UK English definition of day by day


1‘day by day they were being forced to retreat’

gradually, bit by bit, by degrees, by stages, inchmeal, inch by inch, little by little, step by step, slowly, slowly but surely, steadily, progressively

all at once

2‘the sort of life they led day by day in their homes’

daily, every day, day after day, a day at a time
rare diurnally