天魚[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御天気[otenki] weather
コール天[kooruten] corded velveteen
破天連[pateren] Portuguese Jesuits (in Japan in the 16th century)
天鵝絨[tengajuu] velvet

悪天[akuten] bad weather
悪天候[akutenkou] bad weather
悪天使[akutenshi] evil angels
旭日昇天[kyokujitsushouten] full of vigor and vitality (like the rising sun) (vigour)
一天[itten] the whole sky

意志決定機関[ishiketteikikan] decision-making body
意志決定[ishikettei] decision-making
一決[ikketsu] agreed
雨天決行[utenkekkou] rain or shine
仮決[kaketsu] conditional approval

可決[kaketsu] approval
解決[kaiketsu] settlement
解決策[kaiketsusaku] solution
勘決[kanketsu] investigation and decision
議決[giketsu] resolution

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"

雨子[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
ひと雨[hitoame] shower
雨雲[amagumo] rain cloud
雨蛙[amagaeru] tree frog (esp. the Japanese tree frog, Hyla japonica)
雨笠[amagasa] rain hat

雨具[amagu] rain gear
雨空[amazora] rainy sky
雨靴[amagutsu] waterproof shoes
雨戸[amado] sliding storm shutter