This is the 207th most frequent Hindi word.
पढ
"पढ़" (पढ) in English means "to read" or "to study."
Here, the word 'पढ़' (padh) is used as a verb in past tense describing the action of reading something in the past.
मैंने कल एक नई किताब पढ़ी।
I read a new book yesterday.
In this sentence, 'पढ़' (padh) is part of the causative form 'पढ़ाता' (padhata) indicating the act of teaching.
वह स्कूल में हिंदी पढ़ाता है।
He teaches Hindi at school.
The word 'पढ़' (padh) is used here in the imperative form suggesting a habitual or recommended action.