This is the 719th most frequent Slovak word.
mnohé
"Many" or "numerous."
Here, 'mnohé' is used as an adjective to describe 'knihy' (books), indicating their abundance.
Mnohé knihy sú na predaj.
Many books are for sale.
In this context, 'mnohé' refers to ideas ('myšlienok') demonstrating selection from a group.
Mnohé z týchto myšlienok sú inšpiratívne.
Many of these ideas are inspiring.
Here, 'mnohé' describes 'lístie' (leaves), highlighting the plurality left after the storm.