[うぶ, ubu] (adj-na, n, adj-no) (1) (esp. 初, 初心) innocent; naive; unsophisticated; inexperienced; green; wet behind the ears; (n-pref) (2) (産, 生) birth- #250
[ふ, fu] (adj-no, adj-na, n, n-pref) (1) raw; uncooked; fresh; (2) natural; unedited; unprocessed; crude; (3) (col) unprotected (i.e. not wearing a condom); (4) live (i.e. not recorded); (5) inexperienced; unpolished; green; (6) (abbr) (See 御生, 生意気) impudence; sauciness; (7) (abbr) (See 生ビール) unpasteurized beer; draft beer; draught beer; (pref) (8) partially; somewhat; half-; semi-; (P) #547
[ない, nai] (adj-i) (1) (uk) (See 亡い) nonexistent; not being (there); (2) unpossessed; unowned; not had; (3) (See またとない) unique; (4) (as ...ことがない, etc.) indicates negation, inexperience, unnecessariness or impossibility; (aux-adj) (5) (See ない) (after the ren'youkei form of an adjective) not ...; (6) (after the -te form of a verb) to not be...; to have not ...; (P) #952
[あおい, aoi] (adj-i) (1) blue; green; (2) (青い, 蒼い only) pale; (3) (青い, 蒼い only) unripe; inexperienced; (P) #4489
[みじゅく, mijuku] (adj-na, n, adj-no) inexperience; unripeness; raw; unskilled; immature; inexperienced; (P) #15450
[こうふん, koufun] (n) young and inexperienced person
[けいけんのあさい, keikennoasai] (adj-i) (See 経験が浅い) inexperienced
[じゃくはい, jakuhai] (n) young person; inexperienced person; novice
[じゃくはいしゃ;じゃくはいもの, jakuhaisha ; jakuhaimono] (n) fledgling; junior member; young person; inexperienced person; novice
[せじにうとい, sejiniutoi] (n) inexperienced; unrealistic; knowing but little of the world