Informal Spoken Expressions in Hindi

Speaking informally in Hindi

Okay, all right	accha
Really?!	sach mein
Awesome! / Great!	vaah / vaah vaah
Well done! / Proud of you!	shabaash
Okay (filler word)	theek hai theek hai / badhiya
Really?	hain
Okay then (wrap up conversation)	accha chalo theek hai
Listen	suno
Tell me	haan bolo
Then / Okay / What else?	aur phir

The case of Accha
Accha literally translates to ‘good’. However, it is also a multipurpose word used in informal speech to express different reactions/emotions and also as a filler word. It is heavily used in spoken Hindi. For identifying the meaning of accha in a certain context, pay attention to its intonation.

To show surprise.
As a filler word when in conversation with someone. This is to show that you’re listening to them.
When you pretend to support someone’s decision but don’t really approve. Conveys a little disappointment.

Arrey
Another frequently used expression in spoken Hindi.

To show surprise
To express frustration

Jee
Suffix used to show respect/polite form of address. Example- Namaste Maya jee, Haan jee (Yes)