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

キリル文字[kirirumoji] Cyrillic character
ギリシア文字[girishiamoji] Greek character
ロシア文字[roshiamoji] Russian character
悪文[akubun] bad style
遺文[ibun] literary remains

一文[ichibun] (a) sentence
一文[ichimon] something insignificant
一文字[ichimonji] straight line
一文商い[ichimonakinai] (a) penny store
一文惜み[ichimonoshimi] stinginess

亜種[ashu] subspecies
異機種[ikishu] heterogenous equipment
異種[ishu] different kind (species, variety)
育種[ikushu] (plant) breeding
育種家[ikushuka] (plant) breeder

育種所[ikushujo] (plant) nursery
一種[isshu] species
一粒種[hitotsubudane] an only child
種違い[tanechigai] half-brother
艶種[tsuyadane] love affair