I feel thin vs Lean vs Skinny

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

I feel thin

InformalBeyond 10,000 (less common)

Lean

Top 1,000 (very common)B2verb

Skinny

Top 3,000 (common)
Most common: Lean
 I feel thinLeanSkinny
Pronunciation🇬🇧 //aɪ fiːl θɪn//🇺🇸 //aɪ fiːl θɪn//🇬🇧 /["/liːn/","/liːnz/","/liːnd/","/lent/","/ˈliːnɪŋ/"]/🇺🇸 /["/liːn/","/liːnz/","/liːnd/","/lent/","/ˈliːnɪŋ/"]/🇬🇧 //ˈskɪni//🇺🇸 //ˈskɪni//
MeaningI feel slim or not heavy.To bend or tilt to one side.Very thin or slim.
ExampleAfter the diet, I feel thin and energetic.She decided to lean against the wall while waiting for her friends.He was so skinny that his clothes looked baggy on him.
RegisterInformalNeutralNeutral
How commonBeyond 10,000 (less common)Top 1,000 (very common)Top 3,000 (common)
CEFR level-B2-
Part of speechverb
Collocationsfeel thin, look thin, seem thinheavily, across, against, from, heavily, across, against, from, heavily, across, against, fromskinny jeans, skinny latte, skinny model, skinny frame, skinny girl
Antonymsfat, overweight, heavystraighten, stand uprightfat, overweight, chubby
Common mistakes'Thin' confused with 'fit' or 'skinny', Using in formal contexts like professional settings, 'Feeling thin' mistaken for 'being thin' physically'Leaning' confused with 'leaning on' a person instead of an object., Using 'lean' as a noun instead of a verb., Mixing up 'lean' with 'lend' in context.Confused with 'slim' which can have a positive connotation., Using it for objects rather than people, which may sound strange.
Usage notesUse 'I feel thin' in casual conversations about weight or body image. It’s generally informal and may be understood differently based on context.Use 'lean' when describing physical positioning or support. Avoid using it in formal writing where more precise language is needed.Use 'skinny' to describe someone very thin. It can be informal and sometimes perceived as negative, so consider the context.

See it in real clips

I feel thin
Skinny

Frequently asked questions: I feel thin vs Lean vs Skinny

What's the difference between I feel thin, Lean, and Skinny?

I feel thin: I feel slim or not heavy. Lean: To bend or tilt to one side. Skinny: Very thin or slim.

Which is more common: I feel thin, Lean, and Skinny?

Lean is the most common in everyday English.

Can you show an example of each?

I feel thin: After the diet, I feel thin and energetic. Lean: She decided to lean against the wall while waiting for her friends. Skinny: He was so skinny that his clothes looked baggy on him.

Can I use I feel thin, Lean, and Skinny interchangeably?

Not always. I feel thin, Lean, and Skinny 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.