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)

聚落[juraku] village
聚斂[shuuren] (levying of a) heavy taxation
類聚[ruiju] collection of similar objects

聚散[shuusan] collection and distribution
倭名類聚鈔[wamyouruijushou] Wamyoruijusho (famous Heian-period Japanese dictionary)
聚楽[juraku] grey wall covering material (gray)