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false

In a sentence
Sú falošné.
They're fake.
Falošný poplach vyprázdnil celú budovu.
A false alarm emptied the entire building.
Polícia zadržala falošné bankovky na trhu.
The police seized fake banknotes at the market.
Falošný doklad odhalili na hranici.
They discovered a fake document at the border.
Examples from Tatoeba (CC BY 2.0 FR).
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Includes Tatoeba example sentences when present.
Full attribution on References.