| Word | Translation |
| Sensei, domo arigato Gozaimashita | Sensei (teacher), thank you very much for what you have done. (Spoken by students at the end of Aikido class.) |
| Onegai shimasu | I make a request. (Spoken when one wishes to practice with a fellow student or teacher.) |
| Sensei | Teacher |
| Renshi | Samurai title – man of high attainment/highly skilled warrior |
| Shihan | Master teacher |
| Dojo | Training hall |
| Ukemi | Break fall |
| Uke | One who takes break fall |
| Nage | One who performs technique |
| Tatami | Mat |
| Ki-Dogi | Aikido training suite (uniform) |
| Hakama | Divided pleated trousers (usually worn by dan grades) |
| Taninsu Waza | Many opponents techniques |
| Hanmi Handachi | One sitting/One or multiple attacking |
| Hidari | Left |
| Nigi | Right |
| Sabaki | Motion |
| Tai | Body |
| Tai Sabaki | Body movement (Tenkan) |
| Tai No Henka | Posture changing (Tenkan) |
| Aiki Otoshi | Aiki Drop |
| Shikko | Knee walking |
| Soto | Outward/Outside |
| Uchi | Inward/Inside |
| Kamae | Posture |
| Ho | Method |
| Tekuri Shindo | Wrist shaking |
| Tegatana | Hand blade |
| Ayumi Ashi | Walking |
| Tan Doku Dosa | Solo practice |
| Maii | Distance (between partners) |
| Ikkyo | 1st principle of aikido |
| Nikkyo | 2nd principle of aikido |
| Sankyo | 3rd principle of aikido |
| Yonkyo | 4th principle of aikido |
| Gokyo | 5th principle of aikido |
| Shi-ho-Nage | Four direction throw |
| Kote Gaeshi | Wrist out turn |
| Kote Mawashi | Wrist in turn |
| Katame Waza | Holding down technique |
| Iriminage | Entering throw |
| Kaiten Nage | Spiral/Rotary throw |
| Tenchinage | Heaven and earth throw |
| Suwari Waza | Sitting or kneeling technique |
| Koshi Waza | Hip technique |
| Koshinage | Hip throw |
| Sokomen | Backward iriminage (Sendo Exercise) |
| Kokyu Ho | Breath power |
| Kokyu Dosa | Breath exercise practice |
| Kokyu Nage | Breath throw |
| Tanto | Knife |
| Tanto Tori | Knife taking |
| Jo | Staff/Stick |
| Jo Tori | Staff Taking |
| Jo Taijutsu | Staff throwing |
| Kumijo | Staff against staff (pairs practice) |
| Bokken | Wooden sword |
| Kumitachi | Bokken against bokken (pairs practice) |
| Katana | Long sword (live blade) |
| Wakadashi | Short sword (live blade) |
| Iaido | Training sword (suitable for Iaido practice) |
| Chikara No Dashikata | Extension or power |
| Kyu | Beginner/pupil |
| 6th Kyu | White belt |
| 5th Kyu | Yellow belt |
| 4th Kyu | Orange belt |
| 3rd Kyu | Green belt |
| 2nd Kyu | Blue belt |
| 1st Kyu | Brown belt |
| Shodan | 1st Dan black belt |
| Nidan | 2nd Dan black belt |
| Sandan | 3rd Dan black belt |
| Yondan | 4th Dan black belt |
| Godan | 5th Dan black belt |
| Rokudan | 6th Dan black belt |
| Shichidan | 7th Dan black belt |
| Hachidan | 8th Dan black belt |
| Kyu Dan | 9th Dan black belt |
Pen-y-Bont Aikido
Pen-y-Bont Aikido