and also 'yani', for example if someone said 'blah blah blah blah blah' and someone else said 'yani', is the other person agreeing with them or something?

we generally use "yani" when we explain sth in a second other way with other words.. UK,which means United Kingdom, is another name of England in that sentence which means is like "yani"

for "diye" he wants to take revange as i beated up him a year go ... in this sentence as means like "diye"

words such these refers the meaning of "diye" and "yani"
and think the tens of different versions of this usage..

Yani can has the following meanings.

1. Naturally/Of course/As expected(known):

- "Man is something that is to be surpassed".
- "Yani"

- "There are a great deal of mammals in nature."
- "Yani"

2. That is/That is to say:

I am on holiday next week.Yani, from Tuesday.

3. Namely:

Only one person can do the job, yani you.
There is only one person who can overrule the death sentence, yani the President.

4. In other words/To put it differently:

Yani is frequently used in this sense.

He says he took the book without permission. Yani, he stole it.
She explained the whole document to me; yani she went through it word by word with me.

thank you thats a great help, ive been trying to work this out for ages!