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horrible

In a sentence
To bol hrozný deň.
It was a terrible day.
Bola to hrozná skúsenosť.
It was a horrible experience.
Hrozienka sú sušené scvrknuté bobuľky hrozna.
Raisins are shrivelled grapes.
To je hrozne drahé!
It is terribly expensive.
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.