Look up this word
armchair

In a sentence
To je pohodlné kreslo.
It's a comfortable armchair.
Toto je kreslo.
This is an armchair.
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.