Synonym: faultless, immaculate. Similar words: cable, imperial, imperious, able, table, unable, enable, tableau. Meaning: [ɪm'pekəbl] 
adj. 1. without fault or error 2. not capable of sin.
adj. 1. without fault or error 2. not capable of sin. 
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1, Her written English is impeccable.
2, Her work is executed with impeccable taste.
3, She had impeccable taste in clothes.
4, Your English is impeccable!
5, He was dressed in a suit and an impeccable white shirt.
6, His English is impeccable.
7, He has an impeccable sense of timing.
8, She has taught her children impeccable manners .
9, His manners were impeccable .
10, He dressed well and had impeccable manners.
11, Stanley was an impeccable dresser.
12, He stood before them, impeccable as ever.
13, She has impeccable credentials as a researcher.
14, The furnishings and paintings had been chosen with impeccable taste.
15, She's French but she speaks with an impeccable English accent.
16, First, the logic is impeccable.
17, Audrey has impeccable taste in clothes.
18, On paper(sentencedict.com), her qualifications seemed to be impeccable.
19, The chain of logic is impeccable.
20, Macdonald was an aristocratic character with impeccable manners.
21, The expression of impeccable taste in your table presentation.
22, His timing was impeccable attacking his old boss on the day he was making a big speech on the economy.
23, Still, Brown's impeccable exercises in style are highly engaging,[http://sentencedict.com/impeccable.html] visually spectacular and very intelligent.
24, Their impeccable timing was usually designed to cause the maximum amount of ego deflation.
25, He was from the same mould as the men she had gazed at worshipfully when a child: rich, handsome, of impeccable social standing.
26, Richard was tall for his age and personable, with impeccable manners and a strong sense of occasion.
27, Byron rocks away, very hairy, very clean, wringing his hands, like an impeccable spider in his green fatigues.
28, She arranged them on the big table on the terrace where they looked impeccable, like clothes set out for a wedding.
29, In short, they're advertisements not just for your financial status, but for your impeccable intellectual and social credentials.
30, By present day standards the prices were, of course, absurd, although the cooking was luxurious and the service impeccable.
More similar words: cable, imperial, imperious, able, table, unable, enable, tableau, be able to, disabled, variable, vegetable, suitable, bearable, reliable, comparable, on the table, favorable, available, agreeable, acceptable, tablespoon, vulnerable, remarkable, inevitable, insatiable, changeable, be available, uncomfortable, sustainable.