Excess vs Redundancy

When to use each in English, with meaning, register, and examples.

Excess

Top 5,000 (fairly common)C1noun

Redundancy

FormalTop 3,000 (common)
Most formal: RedundancyMost common: Redundancy
 ExcessRedundancy
Pronunciation🇬🇧 /["/ɪkˈses/"]/🇺🇸 /["/ɪkˈses/"]/🇬🇧 //rɪˈdʌndənsi//🇺🇸 //rɪˈdʌndənsi//
MeaningMore than what is needed or allowed.Having more than is needed; unnecessary repetition.
ExampleThe company was fined for producing an excess of waste beyond legal limits.The report contained a lot of redundancy that made it hard to read.
RegisterNeutralFormal
How commonTop 5,000 (fairly common)Top 3,000 (common)
CEFR levelC1-
Part of speechnoun
Collocationsrhetorical, stylistic, verbal, avoid, contain, curb, in excess, to excess, large, slight, in excess of, excess ofavoid redundancy, semantic redundancy, job redundancy, redundancy payment, redundancy in language
Antonymsdeficiency, lack, insufficiency-
Common mistakesUsing 'excess' as a verb instead of a noun., Confusing 'excess' with 'exceed' which has a different meaning., Using 'excess' without specifying what it refers to.Confused with 'redundant' - 'redundancy' is a noun, while 'redundant' is an adjective., Using in an informal context - 'redundancy' is not commonly used in casual speech., Confusing redundancy in job contexts with redundancy in language.
Usage notesUse 'excess' in both written and spoken contexts when discussing amounts. It's appropriate for formal discussions about health, finance, or resources but may sound overly technical in casual conversations.Often used in formal contexts, particularly in business or technical discussions. Avoid using in casual conversations.

Frequently asked questions: Excess vs Redundancy

What's the difference between Excess and Redundancy?

Excess: More than what is needed or allowed. Redundancy: Having more than is needed; unnecessary repetition.

Which is more formal: Excess and Redundancy?

Redundancy is the most formal of these.

Which is more common: Excess and Redundancy?

Redundancy is the most common in everyday English.

Can I use Excess and Redundancy interchangeably?

Not always. Excess and Redundancy are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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