Look up this word
myth

In a sentence
Je to mýtus.
That's a myth.
Toto je mýtus.
This is a myth.
Practice frame
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.