to gnaw; to nibble; to bite

strokes 11
strokes after radical 8
啃老 啃老 ken3 lao3
(coll.) to live with and depend on one's parents even upon reaching adulthood

啃老族 啃老族 ken3 lao3 zu2
(coll.) adults still living with and depending on their parents

啃书 啃書 ken3 shu1
lit. to gnaw a book; to study; to cram

嘴啃泥 嘴啃泥 zui3 ken3 ni2
to fall flat on one's face