Look up this word
knife

In a sentence
Môj nôž je zlomený.
My knife is broken.
Potrebujem nôž.
I need a knife.
Nôž je tupý.
The knife is dull.
Môj nôž je ostrý.
My knife is sharp.
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.