削減
さくげん · sakugen · JLPT N1 · noun
reduction
削 — 肖 (phonetic) + 刂 knife radical
削 is a semantic-phonetic compound: the knife radical 刂 gives the meaning of cutting or paring, while 肖 (xiāo) supplies the sound. The original sense was to pare or shave with a blade, which extended to figurative meanings like to reduce, strip away, or cut down.