Tonality and use of filler words are not really relatable. Mistaken tonality is more like saying "tree" instead of "three". Tonality is another feature of a s

Tonality and use of filler words are not really relatable. Mistaken tonality is more like saying "tree" instead of "three". Tonality is another feature of a speech sound like aspiration or voicing. Although it is not easy for English speakers, there no reason in principle to single it out as especially difficult.