於多福[otafuku] homely woman (esp. one with a small low nose, high flat forehead, and bulging cheeks)
圧倒的多数[attoutekitasuu] overwhelming numbers
一妻多夫[issaitafu] polyandry
一番多い[ichibanooi] most numerous
一夫多妻[ipputasai] polygamy

引く手数多[hikuteamata] being very popular
過多[kata] excess
幾多[ikuta] many
ご多忙中[gotabouchuu] in the midst of your work (often used as a formal phrase in business letters, etc.)
好事魔多し[koujimaooshi] Lights are usually followed by shadows

アルカリ性[arukarisei] alkalinity
悪性[akushou] evil nature
悪性[akusei] malignancy
悪性リンパしゅ[akuseirinpashu] malignant lymphoma
悪性腫瘍[akuseishuyou] malignant tumor

悪性度[akuseido] malignancy
圧縮性[asshukusei] compressibility
圧迫性[appakusei] compression
安全性[anzensei] safety
安定性[anteisei] stability

撥条[zenmai] spring (e.g. coil, leaf)
悪条件[akujouken] unfavorable conditions
安全保障条約[anzenhoshoujouyaku] US-Japan Security Treaty
案の条[annojou] just as one thought
一条[ichijou] one long straight object

化学兵器禁止条約[kagakuheikikinshijouyaku] chemical weapons ban treaty
仮条約[karijouyaku] provisional treaty
何条[nanjou] what street? (esp. in Kyoto and Sapporo)
箇条[kajou] items
基本条件[kihonjouken] basic conditions

御蔭様[okagesama] (somebody's) backing
御客様[okyakusama] guest
お子様[okosama] child (someone else's)
お生憎様[oainikusama] that's too bad (ironical)
御待ち遠様[omachidoosama] I'm sorry to have kept you waiting

御疲れ様[otsukaresama] thank you
御母様[okaasama] mother
ご苦労様[gokurousama] thank you very much for your ...
御馳走様でした[gochisousamadeshita] That was a delicious meal (said after meals)
様を見ろ[zamawomiro] serves you right!

御召し物[omeshimono] clothing
と言う物[toiumono] something like ...
物にする[mononisuru] to get
クローン動物[kuroondoubutsu] cloned animal
シアン化合物[shiankagoubutsu] cyanide

シアン化物[shiankabutsu] cyanide
弗化物[fukkabutsu] fluoride
亜麻織物[amaorimono] flax fabrics
安物[yasumono] cheap article
異物[ibutsu] foreign substance

お生憎様[oainikusama] that's too bad (ironical)
御誕生日おめでとうございます[otanjoubiomedetougozaimasu] Happy Birthday
隣の芝生は青い[tonarinoshibafuhaaoi] the grass is always greener on the other side
生きがいい[ikigaii] fresh (e.g. fish)
コンピューター援用生産[konpyuutaaenyouseisan] computer-aided manufacture

委託生[itakusei] scholarship student sent by government office or business
生す[nasu] to build up
異常発生[ijouhassei] plague
医学生[igakusei] medical student
医学生物学[igakuseibutsugaku] medical biology

安全保障条約[anzenhoshoujouyaku] US-Japan Security Treaty
違約[iyaku] breach of contract
違約金[iyakukin] penalty for contract breach
一粒子既約[ichiryuushikiyaku] one particle irreducible (physics)
化学兵器禁止条約[kagakuheikikinshijouyaku] chemical weapons ban treaty

仮条約[karijouyaku] provisional treaty
会う約束[auyakusoku] rendezvous
会員規約[kaiinkiyaku] membership agreement (e.g. for a credit card)
解約[kaiyaku] cancellation of contract
確約[kakuyaku] firm promise