横恋慕[yokorenbo] illicit love
失恋[shitsuren] disappointed love
はつ恋[hatsukoi] first love
色恋[irokoi] sensual love
道ならぬ恋[michinaranukoi] illicit love affair

悲恋[hiren] blighted love
恋い初める[koisomeru] to begin to love
恋い忍ぶ[koishinobu] to live on love
恋慕う[koishitau] to miss

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