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

パン屑[pankuzu] (bread) crumb
鋸屑[nokokuzu] sawdust
屑拾い[kuzuhiroi] ragpicking
屑かご[kuzukago] waste basket
裁ち屑[tachikuzu] cuttings

削り屑[kezurikuzu] shavings
紙屑同然[kamikuzudouzen] as good as waste paper
星屑[hoshikuzu] stardust
切り屑[kirikuzu] scraps

鋸屑[nokokuzu] sawdust
鋸歯[kyoshi] teeth of a saw
大鋸屑[ogakuzu] sawdust
帯鋸[obinoko] band saw
鋸鮫[nokogirizame] saw shark (esp. the Japanese saw shark, Prietiophorus japonicus)

糸鋸[itonoko] coping saw
金鋸[kanenokogiri] hacksaw
丸鋸[marunoko] circular saw
鋸草[nokogirisou] Siberian yarrow (Achillea sibirica)