1. 形容詞
   向下的, 走下坡的
   躺著的
   情緒低落的
   消沈的, 失落的
   無法運作的
   生病了的
   完成了的
   熟練的, 記下來的
   (球賽分數)落後對方的
   (橄欖球賽)停住的
   

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   同義字詞
   complete,completed,concluded,done,ended,finished,over,terminated,through,up
   bowed,downcast,downward,lowered
   bad,blue,brokenhearted,cast down,crestfallen,dejected,depressed,despondent,disconsolate,doleful,downcast,downhearted,droopy,forlorn,gloomy,glum,hangdog,heartbroken,heartsick,heartsore,heavyhearted,inconsolable,joyless,low,low-spirited,melancholic,melancholy,miserable,mournful,sad,saddened,sorrowful,sorry,unhappy,woebegone,woeful,wretched
   ailing,bad,ill,indisposed,peaked,peaky,poorly,punk,run-down,sick,sickened,unhealthy,unsound,unwell
   inoperable,inoperative,kaput,kaputt,malfunctioning,nonfunctional,nonfunctioning,nonoperating
   

2. 副詞
   牢固地, 徹底地
   向下, 向低處
   下降, 減弱
   南下, 向南方
   現付, 用現金
   (坐、躺、嚥)下
   (緩和、末落、濃縮、傳承)下來
   去(市中心、商業區)
   from the top down:
   從上到下
   

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   同義字詞
   below,downward,downwards,over
   away,fro,hence,off,out
   

3. 介系詞
   沿著
   在...盡頭
   在...下方, 往...下方
   在...的下游, 往...的下游
   

4. 動詞
   不及物動詞:
   (橄欖球)出界
   及物動詞:
   擊倒...(人、物)
   弄倒...(人、物)
   打敗...(人)
   射下...(物、人)
   (快速地)吃下...(食物等)
   (快速地)喝下...(飲料等)
   /此動詞過去式與過去分詞為"downed"/
   

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   同義字詞
   bowl (down or over),drop,fell,floor,knock down,knock over,level,mow (down),prostrate
   get down,ingest,swallow
   blackball,kill,negative,nix,shoot down,veto
   

5. 名詞
   低落, 蕭條
   擊倒
   怨恨, 厭惡
   橄欖球: 完成的碼數, 進功的機會
   /以上複數為"downs"/
   限定不可數名詞:
   絨毛, 柔毛
   羽絨
   an down-and-out/
   an down-and-outer/
   

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   同義字詞
   champaign,grassland,heath,lea,ley,llano,moor,pampa,plain,prairie,savanna,savannah,steppe,tundra,veld,veldt
   bummer,downer
   descent,dip,dive,drop,fall,nosedive,plunge
   comedown,decline,demise,descent,downfall,fall
   floss,fluff,fur,fuzz,lint,nap,pile
   

例句

1. Turn the heating down a bit?
2. Then swim down into the trench.
3. If you get a chance, come on down .
4. You could look down on other drivers.
5. Fate would soon shine down once again.
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