2. subside, let up, intermit, cease; decline, fall off, taper off, wane, fade away, ebb, slacken.
3. deduct, subtract, allow; discount, mark down, cut back; rebate, remit, pay back.
4.
omit, leave out, skip, pass over, eschew, avoid, abatement abattoirabbeabbot abbreviate abbreviationabdicate abdication