Used in the transliteration of foreign names; also used as an abbreviation for countries like 阿富汗 ā​fù​hàn or 阿尔及利亚 ā'ěr​jí​lì​yà.

(bound form) used in transliterations from Sanskrit, notably relating to Buddhism as in 昙摩 tán​mó meaning "dharma" or in the name of the flower 昙花 tán​huā

(bound form) collection of Buddhist or Taoist scriptures; canon