去痰[kyotan] expectoration
喀痰[kakutan] expectoration
血痰[kettan] bloody phlegm
痰壷[tantsubo] spittoon

検痰[kentan] sputum test
喀痰検査[kakutankensa] examination of somebody's sputum
去痰薬[kyotanyaku] expectorant
痰唾[tantsuba] sputum

垂迹[suijaku] temporary manifestation by a buddha (in order to save people)
筆迹[hisseki] handwriting
真迹[shinseki] true autograph

事迹[jiseki] evidence
本地垂迹説[honjisuijakusetsu] manifestation theory (holding that Shinto gods are manifestations of buddhas)
迹門[shakumon] first half of the Lotus Sutra, in which the Buddha appears as a spatiotemporally restricted being