| Aikido | 合 氣 道 | The way of harmony with Ki |  |
| Atemi | 当 て 身 | blow to the body |  |
| Awase | 合 わ せ | creating harmony | |
| Bushido | 武 士 道 | The way of the warrior. The moral code of the samurai stressing frugality, loyalty, martial arts mastery, and honor unto death. | |
| Chi | 地 | earth | |
| Chikara nuku | 力 抜 く | Force without resistance | |
| Choyaku | 跳 躍 | jump | |
| Chu | 中 | middle | |
| Do | 道 | way |  |
| Dojo | 道 場 | place to practice the way (Do) | |
| Dosa | 動 作 | movement | |
| Embukai | 演 武 会 | public demonstration of martial arts | |
| en | 円 | circle | |
| en undo | 円 運 動 | circular movement | |
| Funakogi | 船 漕 ぎ | rowing | |
| Funakogi waza | 船 漕 ぎ 技 | rowing exercise | |
| Furusato | 古 里 | hometown, parent's home | |
| Gasshuku | 合 宿 | Seminar, workshop with lodging | |
| Genki | 元 氣 | Origin Ki - health, vitality | |
| Gyoi | 御 衣 | Emperors clothes | |
| Hachinoji | 八 の 字 | sign of eight | |
| Hai | は い | yes | |
| Hajime | 初 め | start, beginning, first time | |
| Hajime | 始 め | start, command to begin | |
| Han | 半 | half | |
| Handachi | 半 立 ち | half standing | |
| Hitori | 一 人 | one person | |
| Hitoriwaza | 一 人 技 | practice by oneself | |
| Iie | い い え | no | |
| Ji | 字 | letter, character | |
| Kaiten | 回 転 | rotation | |
| Kata | 形 | form | |
| Katameru | 固 め る | hold, fix | |
| Katana o nuku | 刀 を 抜 く | unsheathe a sword | |
| Katana o sasu | 刀 を 挿 す | Sheathe a sword | |
| Kenbu | 剣 舞 | sword dance | |
| Kenko | 健 康 | health | |
| Kenkotaiso | 健 康 体 操 | health exercises | |
| Ki no Kenkyukai | 気 の 研 究 会 | "Association for the research of Ki" | |
| Kiai | 氣 合 | short yell before or during a strike or technique | |
| Kitei | 規 定 | established standard | |
| Kokoro | 心 | heart, mind, spirit | |
| Kokyuho | 呼 吸 法 | breathing method | |
| Kumi | 組 み | group, set | |
| Kumiwaza | 組 み 技 | practice in a couple | |
| Mae Ukemi | 前 受 け 身 | rolling forward | |
| Maki | 巻 | to curl | |
| Michibiki | 導 き | leading | |
| Michibikigaeshi | 導 き 返 し | lead back | |
| Migi | 右 | right | |
| Misogi | 禊 | ritual purification | |
| Mokuso | 黙 想 | meditation | |
| Musubi | 結 び | knot, tie, concentration | |
| Nage | 投 げ | throw, also used for the one doing the aikido technique |  |
| no | の | of (genitive) | |
| nobinobi | 延 び 延 び | lengthen, stretch, reach out, postpone, prolong, extend, grow | |
| Ojigi | お 辞 儀 | bow, bowing | |
| Omotegei | 表 芸 | official technique (with sword) | |
| Onshi | 恩 賜 | present | |
| Otomo | 御 伴 | Attendant to an Instructor | |
| Randori | 乱 取 り | free-style practice or sparring, sometimes with multiple attackers | |
| Rei | 礼 | bow | |
| Ritsurei | 立 礼 | standing bow | |
| Ronin | 浪 人 | Samurai with no lord or master | |
| Ryo | 両 | both | |
| Samurai | 士 / 侍 | Warrior, "who serve in close attendance to the nobility". | |
| Satori | 悟 り | enlightenment ("understand") | |
| Sayu | 左 右 | left-right | |
| Seiretsu | 整 列 | arrange in a row | |
| Seitaiho | 整 体 法 | exercises to correct your own posture | |
| Sensei ni rei | 先 生 に 礼 | bow to the teacher | |
| Shin | 身 | Body | |
| Shin-Shin-Toitsu-Aikido | 心 身 統 一 合 氣 道 | aikido with mind and body unified | |
| Shinshin | 心 身 | mind and body | |
| Sho | 初 | begin, first, new | |
| Sokushin | 息 心 | breathing with mind | |
| Sotaiho | 操 体 法 | method to affect the body of another person | |
| Suburi | 素 振 り | repetitive, individual, cutting exercises | |
| Sudori | 素 通 り | simply pass | |
| Suwariwaza | 座 り 技 | technique while sitting | |
| Taigi | 体 技 | set of techniques | |
| Taiso | 体 操 | physical exercise, gymnastics | |
| Taninzugake | 多 人 数 掛 け | multiple attackers (see also randori) | |
| Tatami | 畳 | mats | |
| Teate | 手 当 て | touching with the hand | |
| Teateho | 手 当 法 | Help the body by touching with the hand | |
| Ten | 天 | heaven | |
| Tenbin | 天 秤 | balance | |
| Tobikomu | 飛 び 込 む | jump in | |
| Toitsu | 統 一 | unification | |
| Toitsudo | 統 一 道 | way of unification | |
| Tsuzukiwaza | 続 技 | set of techniques, performed in a harmonious continuous way | |
| Uchiwa | 団 扇 | fan | |
| Udefuri | 腕 振 り | shake arms | |
| Uke | 受 け | the one receiving the aikido technique | |
| Ukemi | 受 け 身 | receiving, falling, rolling | |
| Undo | 運 動 | movement | |
| Uragei | 裏 芸 | hidden arts - techniques without sword | |
| Ushiro Ukemi | 後 ろ 受 け 身 | rolling backward | |
| Waza | 技 | technique, skill | |
| Yame | 止 め | Stop | |
| Yoko Ukemi | 横 受 け 身 | rolling sidewards | |
| Zagi | 座 技 | sitting technique | |
| Zanshin | 残 心 | state of awareness | |
| Zarei | 座 礼 | sitting bow | |
| Zengo | 前 後 | forward backward | |
| Zenshinundo | 前 進 運 動 | forward movement | |
| Zenshinwaza | 前 進 技 | forward exercise | |