Otousan- Father
Okaasan- Mother
Oniisan- Brother
Oneesan- Sister
Ojisan- Uncle
Obaasan- Aunt
Pre and Post Suffixes
-sama- held in great respect
-san- Mr./Miss/Mdm.
-chan- dear
-jin- people of (In the phrase Saiya-jin, 'jin' is to Saiya-jin is just like how the 'an' is to Saiyan. And it's also like how 'ling' is to Earthling, or 'ian' is to Namekian. You get the idea right?)
Bad Words/Expressions
Kuso- Damn it
Baka- idiot
Sugoi- cool
Temee- basically means "you F***"
Kisama- the little bit more dignified way of saying Temee.
Everything Else/Misc.
Hai- Yes
Iie- No
Honto- really
Demo- but
Matte- wait