お下げ[osage] wearing one's hair in braids
御覧下さい[gorankudasai] please look at it
ぶら下がる[burasagaru] to hang from
ぶら下げる[burasageru] to hang
こき下ろす[kokiorosu] to denounce

案下[anka] under the table
已下[ige] not exceeding
以下の通り[ikanotoori] as below
胃下垂[ikasui] gastroptosis
一枚下[ichimaishita] one step lower

ない交ぜにする[naimazenisuru] to blend (e.g. truth and lies)
データ交換[deetakoukan] data exchange
メール交換[meerukoukan] exchange of letters
リーダー交代[riidaakoutai] leadership change
意見交換[ikenkoukan] exchange of ideas

一方交通[ippoukoutsuu] one-way traffic
羽交絞め[hagaijime] pinioning
仮名交じり[kanamajiri] mixed writing (characters and kana)
仮名交じり文[kanamajiribun] mixed writing (characters and kana)
賀詞交換[gashikoukan] New Year greetings (parties)

スプリンクラー設備[supurinkuraasetsubi] sprinkler system
下準備[shitajunbi] preliminary arrangements
完備[kanbi] perfection
企業整備[kigyouseibi] curtailment of business operations
機械警備[kikaikeibi] card-key system

吉備団子[kibidango] sweet dumpling made with mochi flour and (sometimes) millet flour (famous product of Okayama)
備える[sonaeru] to furnish
軍備[gunbi] armaments
軍備拡張[gunbikakuchou] expansion of armaments
軍備管理[gunbikanri] arms control

お風呂に入る[ofuronihairu] to take a bath
鍬入れ式[kuwaireshiki] ground-breaking ceremony
塵入[gomiire] trashcan
キー入力[kiinyuuryoku] key (input)
ビジネススクール入学共通試験[bijinesusukuurunyuugakukyoutsuushiken] business school entrance test

メスを入れる[mesuwoireru] to operate
圧入[atsunyuu] indentation
移入[inyuu] importation
一寝入り[hitoneiri] nap
一入[hitoshio] still more

衛生基準[eiseikijun] health standards
下準備[shitajunbi] preliminary arrangements
間接照準射撃[kansetsushoujunshageki] indirect fire
規準化[kijunka] normalization
技術水準[gijutsusuijun] state-of-the-art

公準[koujun] postulate (in math, logic, etc.)
高水準[kousuijun] high level
準える[nazoraeru] to pattern after
準じる[junjiru] to follow