This paper investigates the relationship between the phonological features of tone and tone perception in Thai. Specifically, it tests the hypothesis (proposed by Morén & Zsiga) that the principle perceptual cues to the five-way tonal contrast in Thai are high and low pitch targets aligned to moras. Results of four perception studies, one using natural speech and three using digitally-altered s...

This paper reports a new kind of tone polarity, where the phenomenon is seen in language with four level tones, Tenyidie (also known as Angami). I show that polarity features i.e. at subtonal level. The data also provide evidence tones themselves can be broken down into smaller features. Furthermore, demonstrate pattern observed an epiphenomenon, reflex Obligatory Contour Principle, not phonolo...