1 See Li Fang Kuei 李方桂: A Handbook of comparative Tai. Honolulu 1977 (Oceanic Linguistics, Special Publication 15).

2 M. Buchmann: Northern Thai stone inscriptions (14th–17th centuries): Glossary. Wiesbaden 2011 (AKM 73,1).

3 Four inscriptions considered here bear an inventory number from Lamphun (Lb.); however, they originate from other provinces, such as Chiangrai or Chiangmai. This has been noted below. The inventory numbers given are those from the official register at the National Library, Bangkok.

4 Li § 11.3 (9), pp. 226–228.

5 See D.S. Strecker: Proto-Tai personal pronouns. PhD thesis, University of Michigan 1984, pp. 99 ff.