塵入[gomiire] trashcan
塵箱[gomibako] garbage can
黄塵[koujin] dust (in air)
灰塵[haijin] ashes and dust
含塵率[ganjinritsu] dust content

吸塵[kyuujin] dust vacuuming
後塵[koujin] second fiddle
市塵[shijin] city dust
塵芥[jinkai] rubbish

漫ろ歩き[sozoroaruki] slow, relaxed walk
ひとり歩き[hitoriaruki] walking alone
一歩[ippo] (a) step
一歩一歩[ippoippo] step by step
一歩前進[ippozenshin] (a) step forward

横断歩道[oudanhodou] pedestrian crossing
牛歩戦術[gyuuhosenjutsu] snail's pace tactics
巨歩[kyoho] long strides
競歩[kyouho] walking race
健歩[kenpo] good walker

芥箱[gomibako] garbage can
芥子[karashi] mustard
塵芥[jinkai] rubbish
雛芥子[hinageshi] red poppy (Papaver rhoeas)
唐芥子[tougarashi] capsicum (Capsicum annuum, esp. the cultivated chili peppers)

洋芥子[yougarashi] mustard
芥子[keshi] poppy
小芥子[kokeshi] limbless wooden doll
芥溜め[gomitame] dump

ランブル鞭毛虫[ranburubenmouchuu] giardia (flagellate protozoan)
ランブル鞭毛虫症[ranburubenmouchuushou] giardiasis
いも虫[imomushi] hornworm (caterpillar of a hawk moth)
益虫[ekichuu] useful insect
円虫類[enchuurui] round worms

夏虫[natsumushi] summer insect
蛔虫[kaichuu] roundworm (Ascaris lumbricoides)
害虫[gaichuu] harmful insect
鈎虫[kouchuu] hookworm
寄生虫[kiseichuu] parasite

行けない[ikenai] wrong
行る[yaru] to send
オリエント急行[orientokyuukou] Orient express
カ行[kagyou] classification for Japanese verb with the dictionary form ending in "ku"
ガ行[gagyou] classification for Japanese verb with the dictionary form ending in "gu"

サ行[sagyou] classification for Japanese verb with the dictionary form ending in "su"
ザ行[zagyou] classification for Japanese verb with the dictionary form ending in "zu"
スパイ行為[supaikoui] espionage
タ行[tagyou] classification for Japanese verb with the dictionary form ending in "tsu"
ダ行[dagyou] classification for Japanese verb with the dictionary form ending in "dzu"