啼声[nakigoe] cry (esp. animal)
啼く[naku] to sing (bird)
小夜啼鳥[sayonakidori] nightingale (Luscinia megarhynchos)
啼兎[nakiusagi] pika (rabbit-like animal of family Ochotonidae)

子啼爺[konakijijii] Konaki Jijii (a ghost in Japanese folklore with the shape of a small old man and having a baby's cry)
落花啼鳥[rakkateichou] the poetic feeling of a late spring scene (with flowers scattering and birds chirping)
啼鳥[teichou] chirping bird

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

御爺さん[ojiisan] grandfather
老爺[shinpu] one's father
狸爺[tanukijijii] cunning old man
好々爺[koukouya] good-natured old man
爺が背[hizaragai] chiton (any marine mollusk of the class Polyplacophora)

エロ爺[erojijii] dirty old man
糞爺[kusojijii] old man
爺さん[jiisan] grandfather (may be used after name as honorific)
洞爺湖サミット[touyakosamitto] G8 Hokkaido Toyako Summit