巻尾[kanbi] end of a book
語尾[gobi] (inflected) end of a word
交尾[koubi] copulation (in animals)
行の末尾[gyounomatsubi] end of line
首尾[shubi] issue

首尾一貫した[shubiikkanshita] consistent
上首尾[joushubi] success
尻尾[shippo] tail (animal)
接尾[setsubi] suffix
接尾語[setsubigo] suffix

悪水[akusui] undrinkable water
井戸水[idomizu] well water
一衣帯水[ichiitaisui] (being separated only by a) narrow strip of water
一水[issui] current (of water)
溢水[issui] inundation

飲水量[insuiryou] amount of drinking
飲料水[inryousui] drinking water
烏の行水[karasunogyouzui] quick bath
雲水[unsui] itinerant priest
塩化水素[enkasuiso] hydrogen chloride

落っこちる[okkochiru] to fall down
お洒落[oshare] smartly dressed
ぽたぽた落ちる[potapotaochiru] to fall in drops
悪洒落[warujare] offensive joke
為落し[shiotoshi] omission

為落ち[shiochi] omission
為落す[shiotosu] to fail to do
一段落[ichidanraku] completing the first stage
猿も木から落ちる[sarumokikaraochiru] even monkeys fall from trees
下落[geraku] depreciation

鳩合[kyuugou] rally
軍用鳩[gunyoubato] carrier pigeon
伝書鳩[denshobato] carrier pigeon
鳩舎[kyuusha] pigeon house
鳩尾[mizuochi] pit of the stomach

鳩首[kyuushu] going into a huddle
鳩派[hatoha] doves
鳩胸[hatomune] pigeon chest (Pectus carinatum, deformity of the chest, protruding ribs and sternum)
斑鳩[ikaru] Japanese grosbeak (Eophona personata)