Usage
How to use it
Hovoriť is speaking as a process or language skill. Povedať is one utterance — saying something.
Examples
In a sentence
hovoriť — speak (language / ongoing)
Hovorím po slovensky.
I speak Slovak.
povedať — say (see povedať)
Poviem to po slovensky.
I'll say it in Slovak.
Source
Jazykovedný ústav Ľudovíta Štúra SAV ↗Full attribution on References.