Honorifics
These are suffixes
used after a persons name.
Sama
This is a word
of the highest respect. You use this with very important people. Also a maid may use this term to the people she
works for.
Sensei
This word is
traditionally know as the word "teacher", and it is, however you also use this word for doctors, or anyone else who is skilled
in their profession.
San
This word is
the most common suffix. "Mrs/Mr" >_<
You use it
with anyone older than you, strangers, and anyone you want to show respect to.
Senpai
This word is
used for upperclassman. Anyone who is a grade or more higher than you, you can use "Senpai".
Kun
This word can
be used toward girls and boys.
First, the
word is commonly used toward boys in your same class, or boys that are younger than you.
Second, Teachers
and such may use this suffix after their students name regardless if it's a boy or girl.
Chan -^_^-
This suffix
is generally said by children or to children, but highschool girls also call their "girl" friends with this suffix too.
It could also be used toward boys but it's generally
used with a cute nick name.
Also
it can be used with a pet's name.