如何わしい[ikagawashii] suspicious
如何にも[ikanimo] indeed
如何[dou] how
如何言う[douiu] somehow
如何致しまして[douitashimashite] you are welcome

一如[ichinyo] oneness
欠如[ketsujo] lack
光陰矢の如し[kouinyanogotoshi] time flies like an arrow
真如[shinnyo] tathata (the ultimate nature of all things)
不如帰[fujoki] lesser cuckoo (Cuculus poliocephalus)

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

御湯[oyu] hot water
塩湯[shioyu] hot salt water (incl. bath)
温湯[ontou] comfortably hot bath
下湯[shimoyu] sitz bath
そと湯[sotoyu] open air bath (in an inn, onsen, etc.)

給湯[kyuutou] hot-water supply
給湯器[kyuutouki] hot-water heater
腰湯[koshiyu] sitting bath
重湯[omoyu] thin rice gruel
出で湯[ideyu] hot spring