This is the 10370th most frequent Turkish word.
birbirlerinden
"From each other" or "from one another."
In this sentence, 'birbirlerinden' indicates that the siblings have different attributes in comparison to each other.
Kardeşler birbirlerinden oldukça farklı kişiliklere sahipler.
The siblings have quite different personalities from one another.
Here, 'birbirlerinden' refers to the exchange or interaction of help among the friends.
Arkadaşlar birbirlerinden yardım alarak sorunu çözdüler.
The friends solved the problem by helping each other.
In this case, 'birbirlerinden' implies the action of borrowing occurring among the members of a group.