This is the 189th most frequent Greek word.
αρκετά
"Αρκετά" means "enough" or "quite" in English.
Here, 'αρκετά' is used as an adverb meaning 'quite', indicating the degree of warmth.
Είναι αρκετά ζεστό σήμερα.
It is quite warm today.
In this sentence, 'αρκετά' means 'enough' and is used as a quantifier describing the sufficiency of the amount.
Έφαγε αρκετά φρούτα για πρωινό.
He ate enough fruits for breakfast.
Here, 'αρκετά' is used as a quantifier again, this time referring to the required sufficiency of money.