哀愁[aishuu] pathos
郷愁[kyoushuu] nostalgia
愁傷[shuushou] grief
愁訴[shuuso] complaint
幽愁[yuushuu] deep contemplation

愁い[urei] sorrow
愁い顔[ureigao] sad face
憂愁[yuushuu] melancholy
旅愁[ryoshuu] loneliness on a journey
愁える[ureeru] to grieve

温灸[onkyuu] moxa cautery
針灸[shinkyuu] acupuncture and moxibustion
灸治[kyuuji] treatment with moxa
灸点[kyuuten] moxa-treatment points
灸をすえる[kyuuwosueru] to rake over the coals

灸虫[yaitomushi] schizomid (any arachnid of order Schizomida)
鍼灸師[shinkyuushi] acupuncturist and practitioner of moxibustion
灸羽田[yaitohata] malabar grouper (Epinephelus malabaricus)
お灸を据える[okyuuwosueru] to rake over the coals