威張り散らす[ibarichirasu] to domineer
胃散[isan] stomach medicine
逸散に[issanni] at top speed
一目散[ichimokusan] at full speed
一目散に[ichimokusanni] at full speed

雲散霧消[unsanmushou] vanishing like mist
解散[kaisan] breakup
拡散[kakusan] scattering
閑散[kansan] deserted (esp. store, market, town, streets)
言散らす[iichirasu] to spread (a report)

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