引っ叩く[hippataku] to slap
手を叩く[tewotataku] to clap
目叩く[shibataku] to twinkle (e.g. stars)
袋叩き[fukurodataki] beat someone up by ganging up on
叩き[tataki] mince (minced meat or fish)

叩きのめす[tatakinomesu] to knock down
叩き割る[tatakiwaru] to smash
叩き起こす[tatakiokosu] to wake up
叩き込む[tatakikomu] to drive into
叩き出す[tatakidasu] to begin to strike

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

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