子房 is read as しぼう (shibou) and means ovary.
しぼう
shibou
しきゅう
womb
こがい
rearing from infancy
しきゅうたいぶ
corpus uteri
しきゅうない
intrauterine
ししゃく
viscount
ねのひのまつ
pine shoot pulled out during ne-no-hi-no-asobi
しきゅうがん
uterine cancer
しきゅうこう
os uteri
こどものけんりじょうやく
Convention on the Rights of the Child
にょうぼう
wife (esp. one's own wife)
ふさ
bunch (of grapes, bananas, etc.)
れいぼう
air conditioning