This is the 6816th most frequent Turkish word.
bircan
"Bircan" is a Turkish name meaning "one soul" or "unique soul."
Here, 'Bircan' is used as a proper noun, serving as someone's name.
Bircan harika bir dosttur.
Bircan is a wonderful friend.
In this sentence, 'bir can' signifies 'a soul'. It's a figurative usage of the word 'can' meaning 'soul'.
O bir can kadar değerli.
He/she/it is as valuable as a soul.
Here, 'can' refers to a living being, emphasizing the act of aiding a sentient creature.