アナログデジタル変換器[anarogudejitaruhenkanki] analog-digital converter
パリティ変換[paritihenkan] parity transformation (physics)
異変[ihen] unusual phenomenon
移り変り[utsurikawari] change (e.g. season)
一定不変[itteifuhen] invariable

一風変った[ippuukawatta] eccentric
一変[ippen] complete change
黄変米[ouhenmai] spoiled rice
化学変化[kagakuhenka] chemical change
かな漢字変換[kanakanjihenkan] kana-kanji conversion (on a computer, etc.)

お大事に[odaijini] take care of yourself
暗黒大陸[ankokutairiku] Dark Continent (i.e. Africa)
伊勢大神宮[isedaijinguu] the Grand Shrines of Ise
伊勢大廟[isetaibyou] the Grand Shrines of Ise
偉大[idai] greatness

医科大学[ikadaigaku] medical school
医大[idai] medical university
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一大[ichidai] one large ...
一大事[ichidaiji] serious affair

御構いなく[okamainaku] please don't fuss over me
サーボ機構[saabokikou] servomechanism
シフト演算機構[shifutoenzankikou] shift arithmetic unit
ヒグス機構[higusukikou] Higgs mechanism (physics)
遺構[ikou] remains

一向に構わない[ikkounikamawanai] doesn't care at all
一般命令演算機構[ippanmeireienzankikou] general instruction unit (computer)
機構[kikou] mechanism
気構え[kigamae] readiness
虚構[kyokou] fiction

御結び[omusubi] rice ball
この結果[konokekka] consequently
テキスト終結[tekisutoshuuketsu] end of text
愛の結晶[ainokesshou] fruit of love
援助凍結[enjotouketsu] suspension of aid

縁結び[enmusubi] marriage
完結[kanketsu] conclusion
完結文[kanketsubun] sentence
帰結[kiketsu] consequence
凝結[gyouketsu] coagulation