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

と仮定して[tokateishite] assuming that ...
と仮定しても[tokateishitemo] even assuming that ...
プリンター設定[purintaasettei] printer setup
モデムの設定[modemunosettei] modem setup
安定[antei] stability

安定化[anteika] stabilization
安定器[anteiki] stabilizer
安定性[anteisei] stability
安定同位体[anteidouitai] stable isotope
案の定[annojou] just as one thought

杓子[shakushi] bamboo ladle
杓子定規[shakushijougi] a hard-and-fast rule
杓文字[shamoji] wooden spoon
茶杓[chashaku] bamboo tea spoon for making Japanese tea
網杓子[amijakushi] skimmer (kitchen utensil)

御玉杓子[otamajakushi] ladle
柄杓[hishaku] ladle
金杓子[kanajakushi] metal ladle
茶柄杓[chabishaku] tea ladle
穴杓子[anajakushi] perforated ladle

円規[enki] pair of compasses
価格規制[kakakukisei] price control
会員規約[kaiinkiyaku] membership agreement (e.g. for a credit card)
会規[kaiki] society by-laws
回線制御規則[kaisenseigyokisoku] line discipline

規格[kikaku] standard
規格化[kikakuka] standardization
規格原案[kikakugenan] standards draft
規準化[kijunka] normalization
規制[kisei] regulation