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pile

In a sentence
To je kopa peňazí.
That's a lot of money.
Mali sme kopu času.
We had plenty of time.
Mám kopu zlozvykov.
I have a lot of bad habits.
Má kopu kníh.
She has plenty of books.
Examples from Tatoeba (CC BY 2.0 FR).
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Example sentences from Tatoeba (CC BY 2.0 FR).
Full attribution on References.