お大事に[odaijini] take care of yourself
暗黒大陸[ankokutairiku] Dark Continent (i.e. Africa)
伊勢大神宮[isedaijinguu] the Grand Shrines of Ise
伊勢大廟[isetaibyou] the Grand Shrines of Ise
偉大[idai] greatness

医科大学[ikadaigaku] medical school
医大[idai] medical university
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一大[ichidai] one large ...
一大事[ichidaiji] serious affair

一尺[isshaku] approx. 30 cm
滑り尺[suberijaku] slide rule
計算尺[keisanjaku] slide rule
三尺[sanjaku] 3 Japanese feet
三尺の秋水[sanjakunoshuusui] sharpened sword

三尺の童子[sanjakunodouji] mere child
三尺帯[sanjakuobi] waistband
尺貫法[shakkanhou] old Japanese system of weights and measures
尺度[shakudo] linear measure

枯枝[kareeda] dead branch (or twig, etc.)
枝隊[shitai] detached force
枝垂柳[shidareyanagi] weeping willow (Salix babylonica)
枝切り[edakiri] pruning
枝接ぎ[edatsugi] cleft grafting

枝豆[edamame] edamame (green soybeans)
枝道[edamichi] branch road
枝葉末節[shiyoumassetsu] unimportant details
小枝[koeda] twig

以降[ikou] on and after
引き降ろす[hikiorosu] to haul down
雨降って地固まる[amefuttejikatamaru] adversity strengthens the foundations
横降り[yokoburi] driving rain
降す[kudasu] to make (a decision)

降立つ[oritatsu] to go down and stand
降る[kudaru] to descend
降ろし[oroshi] dropping
下降[kakou] downward
下降線[kakousen] downward curve

降霜[kousou] (fall of) frost
星霜[seisou] years
霜解け[shimodoke] thaw
霜害[sougai] frost damage
霜月[shimotsuki] eleventh month of the lunar calendar

霜降[shimofuri] speckled with white
霜柱[shimobashira] frost columns
霜雰[soufun] frosty air
霜焼[shimoyake] frostbite