This is the 338th most frequent Slovenian word.
bolje
"Bolje" means "better" in English.
The word "bolje" is used as a comparative adverb meaning "better," indicating a preference for being silent rather than speaking.
Včasih je bolje biti tiho kot reči nekaj, kar bi lahko obžaloval.
Sometimes it's better to stay silent than to say something you might regret.
Here, "bolje" is used as a comparative adjective, expressing that one quality (health) is preferable to another (wealth).
Zdravje je bolje kot bogastvo.
Health is better than wealth.
In this sentence, "bolje" functions as an adverb, modifying the verb "plan," to indicate that planning should be done in a better way.