Language learning progression and vocabulary lists are not the same thing. However, good lists -- those that focus on the more frequently occurring lemmas -- can be enormously helpful in efficient language learning acquisition.
Thai Tones – Background Notes
The five tones of Central Thai (Siamese) have idealized forms that are produced and have been tested synthetically to determine recongition boundaries. However, in running speech there is considerable variation that can be Intraspeaker differences (different tone articulations at different points in time) Interspeaker differences (differences between individuals and between groups) Stressed syllables High and ... Read more