تَهَيَّفَ, (Ṣ, Ḳ,) said of a man, (Ṣ,) is from الهَيْفُ [the hot south-west wind], like تَسَتَّى from الشِتَّآءُ. (Ṣ, Ḳ.) See an ex. voce مَصْقُولٌ.

الهَيْفُ: respecting the wind thus called, see نَكْبَاءُ.

رِيحٌ مِهْياَفٌ [A very thirsty wind]. (TA, voce نَكْباَءُ.)