| Level 2 vocabulary |
| 確実 | (adj-na,n) certainty/ reliability/ soundness/ (P) |  |
| 果実 | (n) fruit/ nut/ berry./ (P) |  |
| 現実 | (n) reality/ (P) |  |
| 口実 | (n) excuse/ (P) |  |
| 事実 | (n-adv,n) fact/ truth/ reality/ (P) |  |
| 実感 | (n,vs) feelings (actual, true)/ (P) |  |
| 実験 | (n) experiment/ (P) |  |
| 実現 | (n,vs) implementation/ materialization/ realization/ (P) |  |
| 実行 | (n,vs) practice/ performance/ execution (e.g. program)/ realization/ (P) |  |
| 実際 | (adj-no,adv,n) practical/ actual condition/ status quo/ (P) |  |
| 実施 | (n,vs) enforcement/ enact/ put into practice/ carry out/ operation/ (P) |  |
| 実習 | (n,vs) practice/ training/ (P) |  |
| 実績 | (n) achievements/ actual results/ (P) |  |
| 実に | (adv) indeed/ truly/ surely/ (P) |  |
| 実は | (adv,exp) as a matter of fact/ by the way/ (P) |  |
| 実物 | (n) real thing/ original/ (P) |  |
| 実用 | (n) practical use/ utility/ (P) |  |
| 実力 | (n) merit/ efficiency/ arms/ force/ (P) |  |
| 実例 | (n) example/ illustration/ (P) |  |
| 実 | (n) fruit/ nut/ seed/ content/ good result/ (P) |  |
| 実る | (v5r) to bear fruit/ to ripen/ (P) |  |
| Level 1 vocabulary |
| 実 | (n) truth/ reality/ sincerity/ fidelity/ kindness/ faith/ substance/ essence/ (P) |  |
| 実家 | (n) (one's parents') home/ (P) |  |
| 実業家 | (n) industrialist/ businessman/ (P) |  |
| 実質 | (n) substance/ essence |  |
| 実情 | (n) real condition/ actual circumstances/ actual state of affairs/ (P) |  |
| 実践 | (n,vs) practice/ put into practice/ (P) |  |
| 実態 | (n) truth/ fact/ (P) |  |
| 実費 | (n) actual expense/ cost price/ (P) |  |
| 充実 | (n,vs) fullness/ completion/ perfection/ substantiality/ enrichment/ (P) |  |
| 真実 | (adj-na,adv,n) truth/ reality/ (P) |  |
| 誠実 | (adj-na,n) sincere/ honest/ faithful/ (P) |  |
| 切実 | (adj-na,n) compelling/ serious/ severe/ acute/ earnest/ pressing/ urgent/ (P) |  |
| 忠実 | (adj-na,n) (1) faithful/ loyal/ devoted/ (P) |  |