This is the 3106th most frequent Turkish word.
burcuna
"Burcuna" means "to your zodiac sign" in English.
Here, the word 'burcuna' refers to someone's zodiac sign (burç) in the dative case, implying association or suitability.
Burcuna uygun bir taş seçmelisin.
You should choose a stone suitable for your zodiac sign.
In this sentence, 'burcuna' again indicates relation to one's zodiac sign, used in the dative case to frame a concept of personal alignment.
Burcuna göre bugün şanslı bir gün olabilir.
According to your zodiac sign, today might be a lucky day.
'Burcuna' is used as the noun 'burç' (zodiac sign) in the dative form to specify personal advice based on the sign.