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primary

In a sentence
Prvotný návrh sme neskôr výrazne upravili.
We later substantially revised the original proposal.
Prvotný návrh sme neskôr úplne prepracovali.
We later completely reworked the original proposal.
Prvotná reakcia verejnosti bola pozitívna.
The public's initial reaction was positive.
Prvotný plán sa počas prác zmenil.
The original plan changed during the work.
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Hand-reviewed example sentences.
Full attribution on References.