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Neoficiálne sa hovorí, že firma otvorí novú pobočku.
Unofficially, people say that the company will open a new branch.
Neoficiálne sme sa stretli ešte pred začiatkom konferencie.
We met unofficially before the conference began.
Výsledky volieb zverejnili neoficiálne ešte večer.
They published the election results unofficially that evening.
Neoficiálne ho už považujú za vedúceho tímu.
They already consider him the team leader unofficially.
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Hand-reviewed example sentences.
Full attribution on References.