Here are some examples:
* The wind blew fiercely. (Here, "wind" is the subject of the sentence, referring to the force of air.)
* She felt the wind in her hair. (Here, "wind" is the object of the verb "felt," referring to the air moving.)
* There was a strong wind last night. (Here, "wind" is the subject of the sentence, referring to the weather condition.)
However, "wind" can also be a verb.
Here are some examples:
* He wound the clock. (This means he turned the mechanism to set the time.)
* The road wound its way up the mountain. (This means the road twisted and turned.)
So, the part of speech for "wind" depends on how it is used in the sentence.