Lessen, reduce.
reduce, decrease
decrease, trim, cup, lower, lessen
subtract, take away, take, remove, abstract, withhold, decrease by
decrease, decline, lessen, shrink, dwindle, wane, recede, subside
Synonyms for subtract: deduct subtract take away take remove abstract withhold decrease by
A synonym for subduction is decrease.
decrease
reduce, decrease
reduction, deduction, rebate, decrease
decrease, trim, cup, lower, lessen
decrease, fade, lessen, fall, Or: deny, reject, refuse
subtract, take away, take, remove, abstract, withhold, decrease by
decrease, decline, lessen, shrink, dwindle, wane, recede, subside
reduce, diminish, decrease, dock, cut back, shorten, lessen
A synonym for "make smaller" is "reduce." Other options include "diminish" or "decrease," each conveying the idea of lessening in size or quantity.
comedown, decay, lessening, deterioration, failure, drop
Synonyms for subtract: deduct subtract take away take remove abstract withhold decrease by