This is the 10387th most frequent Turkish word.
birinden
"Birinden" means "from someone" in English.
In this sentence, 'birinden' means 'from someone' and indicates asking for assistance from a person.
Birinden yardım istemek zordur.
It is difficult to ask for help from someone.
Here, 'birinden' implies that the letter originated from an unspecified person.
Birinden gelen mektubu okudum.
I read the letter coming from someone.
In this context, 'birinden' is used to signify the source of the action, an unspecified person.