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

霰弾[sandan] shot
霰弾銃[sandanjuu] shotgun
雨霰[amearare] hail (e.g. of bullets)
霰粒腫[sanryuushu] chalazion (sebaceous cyst of the eyelid)
霰餅[araremochi] roasted mochi pieces (usu. flavoured with soy sauce, or sweetened with sugar, etc.)

霰石[arareishi] aragonite
雪霰[yukiarare] soft hail
氷霰[kooriarare] small hail
雛霰[hinaarare] sweetened rice-flour cakes for offering at the Dolls' Festival