Useful Terms

Sword Positions:

Datto	Taking sword from belt.
Keito	Same as teitio shisei.
Taito	Putting sword into belt.
Teito	Holding the sword loose by the left side. Also used when sword is in belt and both hands loose at sides.
Teito Shisei	Holding the sword by the left side, as if in the obi. Thumb on tsuba.

Bowing:

Rei	Bow.
Joseki Ni Rei	Bow to the high section of the dojo.
Kamiza Ni Rei	Bow to Kamiza. (gods)
Otagai Ni Rei	Bow to each other.
Sensei (Gata) Ni Rei	Bow to teacher(s).
Shinzen Ne Rei	Bow to shrine.
Tachi Rei	Standing bow.
To Rei	Bow to sword.
Za Rei	Kneeling bow.
Ritsu Rei	Same as tachi rei.

Saho (Etiquette):

Arigato	Thank you (informal)
Domo	Thanks (informal)
Domo Arigato	Thank you (formal)
Domo Arigato Gozaimasu	Thank you very much (very formal)
Dozo	Please go ahead
Gomen Nasai	Excuse me, I'm sorry
Onegai Shimasu	Please (when asking for something, usually as in please lets practice together)
Onegai Otsukaresamadeshita	A thank you that is used after training.
O Tsukare Sama Deshita	You have become tired. (because of the hard work you have done teaching) - {An expression of thanks}
Sumimasen	Excuse me (to attract attention)