后綴-acy

漢：抽象名詞后綴acy意為"quality,state,act,position"。
英：
-acy
a suffix of nouns of quality, state, office, etc., many of which accompany adjectives in -acious or nouns or adjectives in -ate: fallacy; papacy; legacy; delicacy; piracy.
Origin:
< Latin -ācia, -ātia (spelling interchangeably in Medieval Latin, reflecting the Rom merger of the forms); these are in turn complexes of -āc- and -āt- -ate1 + -ia -y3 . Compare -cracy

1. accuracy
n. exactness;correctness 準確 *ac<ad(=to ,intensive),cur(=care)
例句：I doubt the accuracy of this report. 我懷疑這份報告的準確性。
2.advocacy
n. pleading in support 擁護，支持 *ad(=to),voc(=call,voice)
例句：The advocacy of environmental protection has become commercialized.擁護環(huán)保變成了一種商業(yè)化行為。
3.fallacy
n. false or mistaken belief 謬見；謬誤 *fall(=err)
例句：It is complete fallacy that trading blocks will lead to economic regionalism.貿(mào)易壁壘將導致經(jīng)濟區(qū)主義的認識完全是一種謬誤。
4.legacy
n. money,etc.to be received by a person under the sill of and at the death of another person 遺產(chǎn)，遺贈 *leg (=send)
例句：He retired as principal in 2005,leaving behind a legacy of educational excellence.他于2005年以校長 的身份退休，留下了卓越的教育遺產(chǎn)。