-san: english analouges "Mr.", "Miss", "Mrs.", or "Ms." -sama: english analouges "Mr.", "Miss", "Mrs.", or "Ms.". However it is far more respectful than -san -kun: kun can be used to name a close personal friend or family member of any gender, it can also be used by females when addressing a male that they are emotionally attached to or have known for a long period of time. Though usually used for boys, in actuality it isn't so strict. -chan: it expresses that the speaker finds a person endearing. In general, chan is used for babies, young children, grandparents and teenagers. It may also be used towards cute animals, lovers, close friends, any youthful woman, or between friends. Using chan with a superior's name is considered to be condescending and rude. -senpai: is used to address or refer to one's senior colleagues so use this for auth members above Hastur's rank. -kouhai: the reverse of senpai, so a junior colleague. However! Usually -kun is used instead! -sensei: A teacher suffix that's used in place of "Mr.", "Miss", "Mrs.", or "Ms.". So, if your teacher is Ms. Jones her name with honorifics would be Jones-sensei.