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

暗赤色[ansekishoku] dark red
遠赤外[ensekigai] far infrared
真赤[makka] bright red
赤い[akai] red
赤鱝[akaei] red stingray (Dasyatis akajei)

赤ちゃん[akachan] baby
赤らむ[akaramu] to become red
赤らめる[akarameru] to blush
赤ら顔[akaragao] red faced
赤ん坊[akanbou] baby