This is the 644th most frequent Slovenian word.
varno
"Varno" means "safely" or "safe" in English.
In this sentence, 'varno' is used as an adverb to describe how the children arrived.
Otroci so prispeli varno domov po ekskurziji.
The children arrived safely home after the excursion.
Here, 'varno' acts as an adjective to describe the safety of the city center.
Naše mesto ima varno in urejeno mestno jedro.
Our town has a safe and organized city center.
In this context, 'varno' modifies 'mesto' (place), meaning a place that is safe or secure.