安全[anzen] safety
安全域[anzeniki] safety margin
安全運転[anzenunten] safe driving
安全器[anzenki] safety device
安全期[anzenki] safe period

安全教育[anzenkyouiku] safety education
安全性[anzensei] safety
安全対策[anzentaisaku] safety measure
安全第一[anzendaiichi] safety first
安全地帯[anzenchitai] safety zone

悪推量[waruzuiryou] distrust
一定量[itteiryou] fixed amount
飲水量[insuiryou] amount of drinking
雨量[uryou] rainfall
雨量計[uryoukei] rain gauge

運動量[undouryou] momentum
雲量[unryou] degree of cloudiness
液量[ekiryou] liquid measure
音量[onryou] volume (sound)
過量[karyou] overdose