Stem تَشْكُرُ has 2 unique word forms and appears 20 times in the Quran.

Word Translation Occurrences
تَشۡكُرُونَ (be) grateful, be grateful, (be) thankful, give thanks, thanks you give, then why are you not grateful, you (are) grateful, you give thanks 38
تَشۡكُرُواْ you are grateful 2