Crossword clues for Gradual increase, in mus. 5 letters:CRESCGradual increase, in mus.ACCELGradually increasing in tempo: Mus. abbr.ACCELGradually increasing in speed, in mus.CRESGradual increase in loudness: Mus. abbr.CRESGradually increasing in loudness: Mus. abbr.