أَوْ صُوِّتَ بِهِ الْبَهَائِمُ، كَـ«نخ» لِإِنَاخَةِ الْبَعِيرِ
Translation: Or words used to call animals, such as «نخ» to make a camel kneel.
Here «نخ» is not an imitation of the camel’s natural cry. It is a conventional human call directed at the animal.