(literary) various fragrant plants mentioned in ancient texts, often used metaphorically for noble character or a fine environment

to burn; to set on fire; to be consumed by fire

(bound form) an orchid with long, stiff leaves and a strong fragrance, specifically the 蕙兰 huì​lán; historically used as an aromatic herb to ward off pests or disease; also refers to the tonka bean (Coumarouna odorata)

(bound form) To exhale deeply to express sadness, frustration, or exhaustion; to sigh. Often used in 叹气 tàn​qì.