ちょっと一杯[chottoippai] let's have a quick drink
ばつ一[batsuichi] being once divorced
一向[hitaburu] nothing but
サラダ一皿[saradahitosara] plate of salad

安全第一[anzendaiichi] safety first
一か八か[ichikabachika] sink or swim
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一つ一つ[hitotsuhitotsu] one-by-one

偉丈夫[ijoufu] great man
一妻多夫[issaitafu] polyandry
一夫一婦[ippuippu] monogamy
一夫多妻[ipputasai] polygamy
駅夫[ekifu] railway employee (porter)

鰥夫[yamoo] widower
火夫[kafu] fireman
姦夫[kanpu] adulterer
旧夫[kyuufu] former husband
漁夫[gyofu] fisherman

ケーソン工法[keesonkouhou] caisson method
シールド工法[shiirudokouhou] shield method
ロボット工学[robottokougaku] robotics
圧延工場[atsuenkoujou] rolling mill
遺伝子工学[idenshikougaku] genetic engineering

印刷工[insatsukou] pressman
化学工学[kagakukougaku] chemical engineering
化学工業[kagakukougyou] chemical industry
化成工業[kaseikougyou] chemical industry
加工[kakou] manufacturing