先祖せんぞancestor先端せんたんpointed end, tipセンチセンチcentimeter先頭せんとうhead, lead, vanguard全般ぜんぱん(the) whole, general扇風機せんぷうきelectric fan洗面せんめんwash up (one's face), have a wash全力ぜんりょくall one's power, whole energy線路せんろline, track, roadbed～沿い～そいalong総～そう～gross, general, entire～艘～そうcounter for ships相違そういdifference, discrepancy, variationそういえばそういえばwhich reminds me ..雑巾ぞうきんhouse-cloth, dust cloth増減ぞうげんincrease and decrease, fluctuation倉庫そうこstorehouse, warehouse相互そうごmutual, reciprocal創作そうさくproduction, creation, work葬式そうしきfuneral造船ぞうせんshipbuilding騒々しいそうぞうしいnoisy, boisterous増大ぞうだいincrease, growthそうっとそうっとsoftly, cautiously, gently送別そうべつfarewell, send-off草履ぞうりJapanese sandals (footwear)総理大臣そうりだいじんPrime Minister送料そうりょうpostage, carriage～足～そくcounter for shoes属するぞくするto belong to, to come under続々ぞくぞくsuccessively, one after another速達そくたつexpress, special delivery測定そくていmeasurement測量そくりょうmeasurement, surveying速力そくりょくspeed素質そしつtalent, capability祖先そせんancestor(s)そそっかしいそそっかしいcareless, thoughtless卒直そっちょくfrank, candid, honestそのころそのころin those days, at that time, thenそのためそのためhence, for that reasonその他そのほかbesides剃るそるto shaveそれなのにそれなのにthough, althoughそれならそれならIf that's the case..., If so..., That being the case...それはいけませんね (かん)それはいけませんね (かん)that's not good逸れるそれるto stray (turn) from subject, to go astray算盤そろばんabacus存じるぞんじる(humble) to know存ずるぞんずる(humble) to know損得そんとくloss and gain, advantage and disadvantage田ぼたんぼpaddy field, farm第～だい～~thだいいち (とりわけ)だいいち (とりわけ)first, foremost, 大学院だいがくいんgraduate school大工だいくcarpenter体系たいけいsystem, organization太鼓たいこdrum, tambourine対策たいさくcounter-plan, counter-measure大してたいして(not so) much, (not) very大小だいしょうsize体制たいせいorder, system, structure体積たいせきcapacity, volume大層たいそうvery much, greatly体操たいそうgymnastics, physical exercises, calisthenics大分だいぶんconsiderably, greatly, a lot大木たいぼくlarge tree代名詞だいめいしpronounタイアタイアtire, tyreダイヤグラムダイヤグラムdiagramダイヤモンドダイヤモンドdiamondダイヤルダイヤルdial対立たいりつconfrontation, opposition, antagonism田植えたうえrice planting絶えずたえずconstantly楕円だえんellipse耕すたがやすto till, to plow, to cultivate滝たきwaterfall蓄えるたくわえるto save, to store, to lay in stock竹たけbambooただいまただいまHere I am, I'm home!但しただしbut, however, provided that立ち止まるたちどまるto stop, to halt, to stand stillたちまちたちまちinstantly, suddenly, all at once発はつto depart (e.g., on a plane, train)脱線だっせんderailment, digression妥当だとうproper, appropriate例えるたとえるto compare, to liken頼もしいたのもしいreliable, promisingダブルダブルdoubleダムダムdam溜息ためいきa sighためらうためらうto be hesitant～だらけ～だらけbe full of ~, be filled with ~だらしないだらしないslovenly, loose, a slut足るたるto be sufficient, to be enough短～たん～short ~～団～だんgroup, corps, partyオーケストラオーケストラorchestraおおざっぱおおざっぱrough (not precise), broad, sketchy大通りおおどおりmain streetオートメーションオートメーションautomation大凡おおよそabout, approximatelyお帰りおかえりreturn, welcomeおかけくださいおかけくださいplease sit downおかげさまでおかげさまでThanks to god, thanks to youおかずおかずside dish, accompaniment for rice dishesおかまいなくおかまいなくplease don't fuss over me拝むおがむto worship, to prayお代わりおかわりsecond helping, another cup補うおぎなうto compensate forお気の毒におきのどくにI'm sorry to hear that…屋外おくがいoutdoors送り仮名おくりがなpart of word written in kanaお元気でおげんきでTake care'怠るおこたるto neglect, to failお先におさきにbefore, after you伯父おじ(humble) uncle (older than one's parent)叔父おじuncle (younger than one's parent)惜しいおしいregrettable, disappointing伯父さんおじさん(hon.) middle-aged gentleman, uncle小父さんおじさん(hon.) middle-aged gentleman, uncle叔父さんおじさん(hon.) middle-aged gentleman, uncleお邪魔しますおじゃましますExcuse me for disturbing youお世話になりましたおせわになりましたI've been in your careお大事におだいじにTake care of yourself, Take care!, Get well soon落着くおちつくto calm down, to settle downお出掛けおでかけoutingお手伝いさんおてつだいさんmaid脅かすおどかすto threaten, to coerce落し物おとしものlost property驚かすおどろかすto surprise, to frightenお願いしますおねがいしますPlease (lit., I request)各々おのおのeach, every, either伯母おば(humble) aunt (older than one's parent)叔母おばaunt (younger than one's parent)小母さんおばさんlady, woman, ma'amおはようおはよう(abbr.) Good morningお参りおまいりworship, shrine visitお待たせしましたおまたせしましたSorry to have kept you waitingお待ちくださいおまちくださいPlease wait a momentおまちどおさまおまちどおさまSorry to have kept you waitingおめでたいおめでたいhappy event, matter for congratulation思い掛けないおもいがけないunexpected, casual思い切りおもいきりwith all one's strength (heart), resignation, resolution思い込むおもいこむto be under impression that, to be convinced that思いっ切りおもいっきりvery, much, fully重たいおもたいheavy, massive, seriousお休みおやすみholiday, absenceおやつおやつbetween meal snack, afternoon refreshment親指おやゆびthumbオルガンオルガンorgan恩恵おんけいblessing, benefit温室おんしつgreenhouse温泉おんせんspa, hot spring温帯おんたいtemperate zone御中おんちゅうMessrs.女の人おんなのひとwoman～日～かcounter for days～下～かunder ~～化～かaction of making something～科～かfamily, group, course～歌～かsong of ~～画～がpicture, paintingカーブカーブcurve外～がい～foreign ~, outside ~～外～がいout of ~開会かいかいopening of a meeting会館かいかんmeeting hall, assembly hall改札かいさつexamination of tickets解散かいさんbreakup, dissolution海水浴かいすいよくsea bathing, seawater bath回数かいすうnumber of times, frequency回数券かいすうけんbook of tickets改正かいせいrevision, amendment, alteration快晴かいせいgood weather解説かいせつexplanation, commentary改造かいぞうremodeling開通かいつうopening, open回転かいてんrotation, turning解答かいとうanswer, solution回答かいとうreply, answer外部がいぶthe outside, external解放かいほうrelease, liberation, emancipation開放かいほうopen, throw open, liberalization海洋かいようocean概論がいろんintroduction, general remark却ってかえってon the contrary, rather家屋かおくhouse, building係わるかかわるto concern oneself in, to be involved in書留かきとめregistered mail書取かきとりdictation垣根かきねhedge限りかぎりlimit(s), as far as possible各～かく～every ~, each ~架空かくうimaginary, fiction, fanciful各自かくじindividual, each拡充かくじゅうexpansion学術がくじゅつscience, learning, scholarship各地かくちvarious parts of the country拡張かくちょうexpansion, extension角度かくどangle学年がくねんyear in school, grade in school格別かくべつexceptional確率かくりつprobability学力がくりょくscholarship, knowledge掛け算かけざんmultiplication可決かけつapproval, adoption (e.g., motion, bill), passage火口かこうcrater (of a volcano)下降かこうdecline, descent, fall火山かざんvolcanoかしこまりましたかしこまりましたCertainly貸し出しかしだしlending, loaning過失かしつerror, mistake, negligence果実かじつfruit貸間かしまroom to let貸家かしやhouse for rent箇所かしょplace, point, part過剰かじょうexcess, over-かじるかじるto chew, to bite (at)