増減

N1 削減 sakugen cut, reduction N1 軽減 keigen reduction, lessening N1 いい加減 iikagen random, irresponsible N1 増強 zoukyou reinforce, increase N1 増進 zoushin promoting, increase, advance N1 ～増し ～mashi ~increase N2 激増 gekizou sudden increase N2 増大 zoudai increase, growth N3 加減 kagen adjustment, degree, condition, moderation

N3 増 zou / ma.su, ma.shi, fu.eru, fu.yasu increase, add, augment N2 減 gen / he.ru, he.rasu dwindle, decrease, reduce