Alter vs Put this big a dent

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

Alter

Beyond 10,000 (less common)B2verb

Put this big a dent

Beyond 10,000 (less common)
 AlterPut this big a dent
Pronunciation🇬🇧 //ˈɔːltə//🇺🇸 //ˈɔltɚ//🇬🇧 //pʊt ðɪs bɪg ə dɛnt//🇺🇸 //pʊt ðɪs bɪg ə dɛnt//
MeaningTo change something.to make a significant impact or change.
ExampleThe dress was altered to fit better.His donation really put this big a dent in our fundraising efforts.
RegisterNeutralNeutral
How commonBeyond 10,000 (less common)Beyond 10,000 (less common)
CEFR levelB2-
Part of speechverb
Collocationsalter the course, alter the agreement, alter the design, alter behavior, alter personalityput a dent in, put this big a dent, make a dent
Antonymspreserve, maintain, retainignore, neglect
Common mistakesConfusing with 'change' - 'alter' usually implies a more significant adjustment., Using 'alter' without an object - it should always follow an object., Incorrectly using 'altered' as a noun.Confused with 'put a dent in' which is more common., Using 'big' incorrectly as an adverb., Omitting 'a' before 'dent'.
Usage notesUse 'alter' when you want to indicate a change or modification. It is more formal than 'change'. Avoid using it for very minor or trivial adjustments.Often used metaphorically to describe making a noticeable difference in a situation. Suitable for both spoken and written contexts. Avoid in overly formal situations.

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Put this big a dent

Frequently asked questions: Alter vs Put this big a dent

What's the difference between Alter and Put this big a dent?

Alter: To change something. Put this big a dent: to make a significant impact or change.

Can you show an example of each?

Alter: The dress was altered to fit better. Put this big a dent: His donation really put this big a dent in our fundraising efforts.

Can I use Alter and Put this big a dent interchangeably?

Not always. Alter and Put this big a dent 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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