草臥れる[kutabireru] to get tired
遺草[isou] posthumous works
一年草[ichinensou] annual (plant)
詠草[eisou] draft poem
下草[shitakusa] undergrowth

仮名草紙[kanazoushi] story in the kana
伽草子[togizoushi] fairy-tale book
海草[kaisou] marine plant
乾草[kansou] hay
甘草[kanzou] liquorice

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)