御食い初め[okuizome] weaning ceremony
食っ付く[kuttsuku] to adhere to
食っ付ける[kuttsukeru] to attach
ぼりぼり食べる[boriboritaberu] to eat with a munching or crunching sound
インスタント食品[insutantoshokuhin] instant foods

レトルト食品[retorutoshokuhin] packed and sterilised food
衣食[ishoku] food and clothing
衣食住[ishokujuu] necessities of life (food, clothing & shelter)
育児食[ikujishoku] baby food
一夜乞食[ichiyakojiki] (a) person made homeless by fire

生齧り[namakajiri] superficial knowledge
聞き齧る[kikikajiru] to have a smattering knowledge of
齧り散らす[kajirichirasu] to gnaw at and scatter around
齧りつく[kaburitsuku] to bite into
齧歯類[gesshirui] rodent

齧る[kajiru] to chew
脛齧り[sunekajiri] sponging off one's parents
食い齧る[kuikajiru] to nibble at
齧歯目[gesshimoku] Rodentia
親の脛を齧る[oyanosunewokajiru] to depend on one's parents' (financial) support