これと同じ[koretoonaji] the same as this
と同じ様に[toonajiyouni] in the same way as
安定同位体[anteidouitai] stable isotope
異句同音[ikudouon] in concert
異口同音に[ikudouonni] in one voice

異同[idou] difference
一口同音[ikkudouon] reading in unison
一視同仁[isshidoujin] loving every human being with impartiality
一心同体[isshindoutai] being one in body and soul
一同[ichidou] all present

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