Estimate vs Judge

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

Estimate

Top 2,000 (common) B2 verb

Judge

Top 1,000 (very common) B1 noun

Most common: Judge

	Estimate	Judge
Pronunciation	🇬🇧 //ˈɛstɪmeɪt// 🇺🇸 //ˈɛstəˌmeɪt//	🇬🇧 /["/dʒʌdʒ/"]/ 🇺🇸 /["/dʒʌdʒ/"]/
Meaning	To make an educated guess about a number or amount.	To decide if something is good or bad.
Example	Can you estimate the cost of the project?	The judge delivered the final verdict in the case.
Register	Neutral	Neutral
How common	Top 2,000 (common)	Top 1,000 (very common)
CEFR level	B2	B1
Part of speech	verb	noun
Collocations	estimate the cost, estimate the time, estimate the value	experienced, learned, senior, be, sit as, appoint (somebody as), oversee something, preside, sit, competition, independent, panel, choose somebody/​something, pick somebody/​something, vote for somebody/​something, the judges’ decision, astute, good, great, judge of, a good, bad etc. judge of character
Antonyms	calculate, measure	praise, applaud, support
Common mistakes	Confused with 'assess' which means to evaluate rather than guess., Using with the wrong preposition like 'to estimate in' instead of 'to estimate at'.	Confusing 'judge' with 'judgment' — 'judge' is a verb, while 'judgment' is a noun., Using 'judging' incorrectly; make sure to use it with a clear object., Mispronouncing as if it has two syllables (should be one: 'juhj').
Usage notes	Use 'estimate' in formal and informal contexts when discussing predictions or calculations. Avoid in casual conversations unless talking about numbers.	Use 'judge' in contexts like court proceedings or evaluating performances. Avoid using it in casual conversations unless discussing opinions or decisions.

See it in real clips

The Wire › S1 E1

Judge: Be seated.

You can't judge a thing like that.

Agatha Christies Poirot › S1 E1

We shall judge for ourselves, eh, Hastings?

The Wire › S1 E1

Judge: Be seated.

You can't judge a thing like that.

Judge

Frequently asked questions: Estimate vs Judge

What's the difference between Estimate and Judge?

Estimate: To make an educated guess about a number or amount. Judge: To decide if something is good or bad.

Which is more common: Estimate and Judge?

Judge is the most common in everyday English.

Which is more advanced: Estimate and Judge?

Estimate is the highest level, at B2, on the CEFR scale.

Are Estimate and Judge the same CEFR level?

Estimate: B2, Judge: B1 on the CEFR scale.

What part of speech are Estimate and Judge?

Estimate: verb, Judge: noun.

Can you show an example of each?

Estimate: Can you estimate the cost of the project? Judge: The judge delivered the final verdict in the case.

Can I use Estimate and Judge interchangeably?

Not always. Estimate and Judge 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.