九つ[kokonotsu] nine
九夏[kyuuka] summer
九回戦[kyuukaisen] regulation game
九官鳥[kyuukanchou] hill myna (species of mynah bird, Gracula religiosa)
九牛の一毛[kyuugyuunoichimou] mere fraction

九々[kuku] multiplication table
九月[kugatsu] September
九工大[kyuukoudai] Kyushu Institute of Technology
九穀[kyuukoku] the nine grains
九死に一生[kyuushiniisshou] narrow escape from death

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