Definition of 子で子にならぬほととぎす (こでこにならぬほととぎす)

子で子にならぬほととぎす

こでこにならぬほととぎす

kodekoninaranuhototogisu

expression
no matter how lovingly raised, a foster child is not actually one's biological child(proverb, obscure)
Other readings:
子で子にならぬ時鳥【こでこにならぬほととぎす】
Related Kanji
child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac
time, hour
bird, chicken