1st. She suddently gave me her money
2nd She gave me her money out of suddent
1. She suddenly gave me her money.
2. (Do you mean?): She gave me her money all of a sudden.
'out of sudden' has no meaning.
A verb tells about/describes an action, someone doing something.
He ran. - 'ran' is the action word, what 'he' is 'doing'
He ran quickly.
He ran slowly.
'slowly and 'quickly' are adverbs. They tell us more about the action, they describe the action.
She suddenly (adverb) gave (verb) me her money.
She gave me her money so quickly, and it surprised me because I didn't expect it.
So - 'gave' is the action. And the adverb 'suddenly' tells me how she did this:
((She gave me her money)) so quickly, it surprised me because I didn't expect it. ='suddenly'
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