TERMINOLOGY

COURTESY

Domo arigato gozaimashita: "Thank you very much." This is said when you finish practice with the Sensei or with other students. Also said to the Sensei and the other students at the end of each technique and the end of class.

Onegai shimasu: "Please show me/Please show me your favour." This is said when the class starts and before practicing with the Sensei or with other class members

Hai: "Yes" (acknowledgement)

Sumi-masen:"I'm sorry", "Please excuse me."

ATTACKS

katate-tori: one handed grip on one wrist
ryote-tori: two handed grip, one on each wrist
morote-tori: two handed grip on one wrist
ushiro-ryotekubi-tori: ryote-tori from behind the uke
mune-tori (mune-mochi): one handed grip on lapel
kata-tori: one handed grip on a shoulder
ryokata-tori: two handed grip, one on each shoulder
ushiro-ryokata-tori: ryokata-tori from behind the uke
tsuki: straight punch
sode-tori: one handed grip on one sleeve
shomen-uchi: vertical strike to the center of the head with one handblade
yokomen-uchi: diagonal strike to the side of the head/neck with one handblade
kata-tori men-uchi: one handed grip on one shoulder with shomen strike to head
kata-tori yokomen-uchi: one handed grip on one shoulder with yokomen strike
katatetori kubishime:from behind uke, one handed grip on wrist with a neck choke

BASIC TECHNIQUES

ikkyo: arm immobilization
nikyo: ikkyo with hand turning
sankyo: ikkyo with hand twisting
yonkyo: ikkyo with pressure on wrist
gokyo: variation of ikkyo (from knife attack)
irimi-nage: throw by entering (irimi) behind uke
shiho-nage: four direction throw
sumi-otoshi: corner drop
kotegaeshi: palm turning
kaiten-nage: rotation throw
koshi-nage: hip throw
tenshi-nage: heaven and earth throw
udekime-nage: arm-lock throw
kokyu-nage: breath throw
juji-garami: crossed arm-lock throw
aiki-otoshi: aiki drop

For a more in-depth look at Aikido terminology check out:
Dave's Roman-Japanese Aikido Lexicon