This is the 112th most frequent Persian word.
نیاز
"نیاز" means "need" or "necessity" in English.
In this sentence, نیاز (niaz) is used as a noun meaning 'need' or 'requirement'.
برای یادگرفتن زبان جدید نیاز به تمرین روزانه داریم.
To learn a new language, we need daily practice.
Here, نیاز (niaz) indicates a necessity for help in a conditional context.
اگر به کمک نیاز داشتی، به من بگو.
If you needed help, let me know.
In this example, نیاز دارد (niaz darad) is used as a phrase meaning 'requires' or 'needs' something.