Is grew up correct grammar

Answer 1

Yes, 'grew up' is correct grammar. It is the past tense of 'grow up'. For example:

'His uncle grew up in Italy.'

'I thought you grew up in London.'

'I grew up very quickly after my mother died.'

Answer 2

No, "grew up" is correct grammar. It is the past tense of the verb phrase "to grow up," used to describe someone's transition from childhood to adulthood.