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stiff

In a sentence
Na obálku použili tuhý papier.
They used stiff paper for the cover.
Tuhý papier sa ťažko ohýba.
Stiff paper is hard to bend.
V zime bol sneh tuhý a ľadový.
In winter the snow was hard and icy.
Tuhý mráz držal celé ráno.
A stiff frost held all morning.
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Hand-reviewed example sentences.
Full attribution on References.