Less vs Lower

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

Less

Top 1,000 (very common)A2

Lower

Top 1,000 (very common)B2verb
 LessLower
Pronunciation🇬🇧 /["/les/"]/🇺🇸 /["/les/"]/🇬🇧 /["/ˈləʊə(r)/","/ˈləʊəz/","/ˈləʊəd/","/ˈləʊərɪŋ/"]/🇺🇸 /["/ˈləʊər/","/ˈləʊərz/","/ˈləʊərd/","/ˈləʊərɪŋ/"]/
MeaningNot as much or not enough.to make something less high or to decrease it
ExampleI want less sugar in my tea.The manager decided to lower the prices to attract more customers.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA2B2
Part of speechverb
Collocationsless than, less time, less moneycarefully, gently, gradually, into, onto, to, carefully, gently, gradually, into, onto, to
Antonymsmoreraise, increase, elevate
Common mistakesUsing 'less' with countable nouns instead of 'fewer'., Confusing 'less' with 'least'., Saying 'less' when you mean 'not as many'.Confused with 'lowered' when describing past actions., Incorrectly using 'lower' as an adjective instead of a verb., Mistaking 'lower' for 'less' in some contexts.
Usage notesUse 'less' with uncountable nouns (e.g., less water). It’s different from 'fewer,' which is for countable nouns (e.g., fewer apples).Use 'lower' when referring to reducing something physically or metaphorically. It’s appropriate in most contexts, but avoid using it in overly formal writing.

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Lower

Frequently asked questions: Less vs Lower

What's the difference between Less and Lower?

Less: Not as much or not enough. Lower: to make something less high or to decrease it

Which is more advanced: Less and Lower?

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

Are Less and Lower the same CEFR level?

Less: A2, Lower: B2 on the CEFR scale.

Can you show an example of each?

Less: I want less sugar in my tea. Lower: The manager decided to lower the prices to attract more customers.

Can I use Less and Lower interchangeably?

Not always. Less and Lower 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.