夏衣[natsugoromo] summer clothes
夏羽織[natsubaori] summer haori (coat)
夏越し[natsugoshi] keeping over the summer
夏掛け[natsugake] summer-use futon
夏期学校[kakigakkou] summer school

夏期時間[kakijikan] daylight-saving time
夏期大学[kakidaigaku] university summer school
夏季休暇[kakikyuuka] summer vacation
夏菊[natsugiku] early chrysanthemums

雨子[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御菓子[okashi] confections
お子さん[okosan] (someone else's) child
お子様[okosama] child (someone else's)
山梔子[kuchinashi] Cape jasmine (Gardenia jasminoides)

させ子[saseko] whore
梃子摺る[tekozuru] to have much trouble
螺子回し[nejimawashi] screwdriver
硝子[garasu] glass
獅子女[sufinkusu] sphinx

宇宙帽[uchuubou] space helmet
烏帽子[eboshi] black-lacquered headgear (made of silk, cloth or paper) originally worn by court nobles in ancient Japan, and afterwards spreading to the common people
夏帽子[natsuboushi] summer hat
角帽[kakubou] mortarboard
学帽[gakubou] school cap

軍帽[gunbou] military cap
三角帽[sankakubou] three-cornered hat
制服制帽[seifukuseibou] cap and uniform
制帽[seibou] regulation cap
正帽[seibou] cap of a uniform