戦歿[senbotsu] death in battle
歿後[botsugo] after death
病歿[byoubotsu] dying of illness
死歿[shibotsu] death

歿する[bossuru] to sink
歿前[botsuzen] prior to death
歿地[botsuchi] dead place

偏芯[henshin] eccentricity (in mechanics, electronics, etc.)
燈芯[toushin] (lamp) wick
帯芯[obishin] thick obi sash
摘芯[tekishin] thinning (buds and branches)
芯地[shinji] padding

替え芯[kaeshin] spare lead
鉛筆の芯[enpitsunoshin] lead of a pencil
硬の芯[kounoshin] hard pencil lead
林檎の芯[ringonoshin] core of an apple