お手伝いさん[otetsudaisan] maid
シリアル伝送[shiriarudensou] serial transmission
以心伝心[ishindenshin] telepathy
遺伝[iden] heredity
遺伝暗号[idenangou] genetic code

遺伝因子組替え[ideninshikumikae] recombinant gene splicing
遺伝学[idengaku] genetics
遺伝子[idenshi] gene
遺伝子工学[idenshikougaku] genetic engineering
遺伝情報[idenjouhou] genetic information

哀楽[airaku] grief and pleasure
愛楽[aigyou] seeking after (Buddhist teachings, etc.)
安楽[anraku] ease
安楽死[anrakushi] euthanasia
悦楽[etsuraku] enjoyment

音楽[ongaku] music
音楽の素質[ongakunososhitsu] aptitude for music
音楽会[ongakukai] concert
音楽史[ongakushi] music history
音楽大学[ongakudaigaku] College of Music

一統[ittou] lineage
王統[outou] royal line
系統[keitou] system
系統樹[keitouju] genealogical tree
系統神学[keitoushingaku] systematic theology

系統的[keitouteki] systematic
血統[kettou] lineage
植民地統治[shokuminchitouchi] colonial rule
信任統治制度[shinnintouchiseido] trusteeship system
人口動態統計[jinkoudoutaitoukei] demographic statistics

ト音記号[toonkigou] G clef
ハ音記号[haonkigou] C clef
ヘ音記号[heonkigou] F clef
哀音[aion] sad voices
異音[ion] allophone

異句同音[ikudouon] in concert
異口同音に[ikudouonni] in one voice
一音節[ichionsetsu] monosyllable
一口同音[ikkudouon] reading in unison
羽音[haoto] sound of flapping wings (of a bird)