Ecstacy isn't a word. Ecstasy is. Ecstasy means happiness. Ecstasy is a adjective, such as The boy's face suddenly shot up a face of ecstasy.
Second, I don't feel comfortable about answering something to a "Gay" person.
Or Homosexual if you will. Or Bisexual. Your choice.
Yes, the sentence "When I'm with a boy, I feel ecstasy" is grammatically correct. However, it may be ambiguous without further context as to what "ecstasy" means in this context.
The proper noun in the sentence "Naveen is a good boy" is the word "Naveen."
no it is not a correct sentence.
that boy is handsome.
Damn good!
The boy was leaching onto his mother. Another good sentence would be, the music was leaching on the boy like mud.
Give him a cookie
It feels amazing !
This boy and a good reputation in school.
I do not want to sniff the smelly boy
Even though he was a good boy at home he was a bad boy at school
The little boy peered around the corner to see if anyone was there.
People were talking about how immature the boy was.