ナイ ダイ 
うち 
() inside () within () home
                                                  
うち (n,adj-no) (1) inside, within, (2) while, (3) among, amongst, between, (pn,adj-no) (4) we (referring to one's in-group, i.e. company, etc.), our, (5) my spouse, (n) (6) (arch) imperial palace grounds, (7) (arch) emperor, (pn,adj-no) (8) (ksb:) I (primarily used by women and children), me
うちうち (adj-no,adv,n) family circle, the inside, private, informal, secret, confidential
ないか (n,adj-no) (1) internal medicine, i.e. treatment by medical procedures rather than surgical procedures, (2) department of internal medicine (hospital, etc.)
うちうみ (n) inlet, bay, inland sea
ないがい (n) inside and outside, domestic and foreign, approximately, interior and exterior
ないかく (n) interior angle, inside corner (baseball)
ないかく (n,adj-no) cabinet, (government) ministry
ないかくかんぼう (n) Cabinet Secretariat
ないかくほうせいきょく (n) Cabinet Legislation Bureau
うちき (adj-na,n,adj-no) bashfulness, shyness, reserve, timidity
ないき (n) private regulations, bylaws, internal rules, tradition
ないこう (n,vs,adj-no) introvert
ないこうてき (adj-na) introvert
ないじ (n,vs) unofficial announcement
ないじつ (n-adv,n-t) the facts
ないじゅ (n) domestic demand
ないしゅっけつ (n,vs) internal bleeding, internal haemorrhage, internal hemorrhage
ないしょ (n,adj-no) (1) secrecy, confidentiality, privacy, secret, (2) one's circumstances (esp. fiscal)
ないせい (n,vs) introspection, reflection on one's self
ないじょう (n) internal conditions, true state of affairs
ないしょく (n,vs) side job (at home), home industry, side line
ないしん (n-adv,n-t) innermost thoughts, real intention, inmost heart, one's mind, in the heart
ないしん (n,vs) unofficial report, confidential report
ないせい (n,adj-no) municipal, internal administration, domestic affairs
ないせん (n) civil war
ないせん (n) phone extension, indoor wiring, inner line
ないそう (n,vs) interior design, interior, upholstery
ないぞう (n,adj-no) internal organs, intestines, viscera
ないぞう (adj-no,vs) internal (e.g. disk), built-in, equipped (with)
うちがわ (n,adj-no) inside, interior, inner part
ないだく (n,vs) informal consent, private consent
ないてい (n,vs) secret investigation, private enquiry, private inquiry, reconnaissance, scouting
ないてい (n,vs) unofficial offer, tentative decision
ないぶ (n,adj-no) interior, inside, internal
ないぶんぴ (n,adj-f) (1) endocrine, (n) (2) incretion, internal secretion
ないほう (n,vs,vt) (1) connotation, comprehension, intension, (2) inclusion, containment within
うちぼり (n) inner moat, moat within the castle walls
うちまく (n) lowdown, inside curtain, inside information, hidden circumstances, inside facts, inner workings, undisclosed circumstances
ないまく (n) lowdown, inside curtain, inside information, hidden circumstances, inside facts, inner workings, undisclosed circumstances
ないむ (n) internal or domestic affairs
ないめん (n) inside, interior
ないや (n) (baseball) infield, diamond
ないやしゅ (n) infielder, baseman
うちわけ (n) the items, breakdown, classification
ないよう (n) subject, contents, matter, substance, detail, import
ないらん (n) civil war, insurrection, rebellion, domestic conflict
ないりく (n,adj-no) inland
うちわ (adj-na,n,adj-no) (1) moderate, private matter, family circle, the inside, (2) conservative, (3) pigeon-toed

Links: KanjiDic: EDict : Wikimedia
Etymologies: 中文字譜 : 説文解字