仔虫[shichuu] larva
仔馬[kouma] small horse
胎仔[taiji] fetus
同腹仔[doufukushi] litter
蛤仔[asari] Manila clam (Ruditapes philippinarum)

仔犬[koinu] puppy
仔牛[koushi] calf
仔猫[koneko] kitten
仔羊[kohitsuji] lamb
仔細[shisai] reasons

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

河豚[fugu] puffer fish
海豚[iruka] dolphin (or other small toothed whales, such as porpoises, belugas, etc.)
焼き豚[yakibuta] roast pork
酢豚[subuta] sweet-and-sour pork
鼠海豚[nezumiiruka] harbor porpoise (harbour)

土豚[tsuchibuta] aardvark (Orycteropus afer)
豚に真珠[butanishinju] (cast) pearls before swine
豚カツ[tonkatsu] pork cutlet
豚小屋[butagoya] pigsty