Here is the list of some useful Basic Hindi Phrase :-
For example If you meet a person in India and is name is Ram then You will say Namaste ram (Hihello Ram). In addition you can use “Ji” at the end of name which show respect.
so you can say “Namaste Ram ji”.
4. Dhanyawad (Dhann-ya-Wad ): The word “Dhanyawad” means Thank /Thank You.You need to remember this word on your lips in India, it is way of showing appreciation of a favor. Say “Dhanyawad” (with smile) each time anyone helps you.
As we know India is country with huge population so while traveling in streets, in bus, train, or any market , you may hit or touch anyone ( Indians don’t like touch of strangers), so use the word “Maaf kijiye” as you make any touch or hit anyone by mistake.