鉛筆削り[enpitsukezuri] pencil sharpener
開削[kaisaku] excavation
経費削減[keihisakugen] cost reduction
研削[kensaku] grinding
研削盤[kensakuban] grinder

削ぐ[sogu] to chip
削り屑[kezurikuzu] shavings
削り取る[kezuritoru] to shave off
削り節[kezuribushi] flaked bonito

介添え[kaizoe] helper
寄添う[yorisou] to get close
後添い[nochizoi] one's second wife
食品添加物[shokuhintenkabutsu] food additive
申し添える[moushisoeru] to add to what has been said

添う[sou] to meet (one's expectations, etc.)
添加[tenka] addition
添加剤[tenkazai] addition agent
添加物[tenkabutsu] addition
添削[tensaku] correction