Vanmai ວັນໃໝ່

ວັນ [vun] — this syllable has a low-class consonant, a short vowel, and a sonorant final consonant. As a result, this produces a high tone.

ໃໝ່ [mai] — this syllable has a high-class consonant and a special vowel. This normally produces a high tone, but this syllable has a ໄມ້ເອກ /mai ehk/ tone mark. Therefore, the tone of the syllable is a middle tone.