Lessen, reduce.
reduce, decrease
decrease, trim, cup, lower, lessen
decrease, decline, lessen, shrink, dwindle, wane, recede, subside
subtract, take away, take, remove, abstract, withhold, decrease by
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
decrease, decline, lessen, shrink, dwindle, wane, recede, subside
reduce, diminish, decrease, dock, cut back, shorten, lessen
subtract, take away, take, remove, abstract, withhold, decrease by
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