(ér) son
(r) non-syllabic diminutive suffix; retroflex final
(érhuà) nonsyllabic final r 儿 added to a word in spoken Chinese; also called retroflex final or r-ization
(érhuàyùn) retroflex final; nonsyllabic final r 儿 added to a word in spoken Chinese
(érnǚ) children; sons and daughters
(érnǚyīngxióngzhuàn) The Gallant Maid, novel by Manchu-born Qing dynasty writer 文康[Wen2 Kang1]
(érxí) daughter-in-law
(érzi) son
(érsūn) descendant
(érgē) nursery rhyme
(érkē) pediatrics
(értóng) child; CL:個|个[ge4]
(értóngjījīnhuì) UNICEF (United Nation's Children's fund)
(értóngquánlìgōngyuē) Convention on the Rights of the Child (CRC)