Gentleman vs Such a nice man

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

Gentleman

Formal Top 5,000 (fairly common) B1 noun

Such a nice man

Top 3,000 (common)

Most formal: Gentleman Most common: Such a nice man

	Gentleman	Such a nice man
Pronunciation	🇬🇧 /["/ˈdʒentlmən/"]/ 🇺🇸 /["/ˈdʒentlmən/"]/	🇬🇧 //sʌtʃ ə naɪs mæn// 🇺🇸 //sʌtʃ ə naɪs mæn//
Meaning	A polite and nice man.	a very kind or pleasant man
Example	The gentleman held the door open for everyone as they entered the restaurant.	He is really **such a nice man**.
Register	Formal	Neutral
How common	Top 5,000 (fairly common)	Top 3,000 (common)
CEFR level	B1	-
Part of speech	noun
Collocations	perfect, real, true, be no gentleman, too much of a gentleman, elderly, distinguished, handsome, elderly, distinguished, handsome, country, farmer	such a nice person, such a nice day, such a nice gesture
Antonyms	lady, woman	mean man, unkind man
Common mistakes	Using 'gentleman' interchangeably with 'man' without added context., Confusing 'gentleman' with 'gentle' — they mean different things., Not capitalizing 'Gentleman' when it starts a sentence.	Using 'such a' with negative descriptions., 'Nice' can be too vague; choose stronger adjectives for more impact., Confusing with 'that man is nice' which alters the sentence meaning.
Usage notes	Use 'gentleman' in formal situations or when showing respect. It's not usually used in casual conversations or when referring to young boys.	Use this phrase to describe someone positively. It's friendly but not overly formal, suitable for most social contexts.

See it in real clips

Agatha Christies Poirot › S1 E1

and I was on my way home, when a gentleman stopped me.

this gentleman that he's wrong and we're right.

Agent Carter › S1 E1

(SOFTLY) I may know a gentleman.

Agatha Christies Poirot › S1 E1

and I was on my way home, when a gentleman stopped me.

this gentleman that he's wrong and we're right.

Gentleman

Ted Lasso › S1 E1

He seems like such a nice man. I'm not sure I can do this.

Such a nice man

Frequently asked questions: Gentleman vs Such a nice man

What's the difference between Gentleman and Such a nice man?

Gentleman: A polite and nice man. Such a nice man: a very kind or pleasant man

Which is more formal: Gentleman and Such a nice man?

Gentleman is the most formal of these.

Which is more common: Gentleman and Such a nice man?

Such a nice man is the most common in everyday English.

Can you show an example of each?

Gentleman: The gentleman held the door open for everyone as they entered the restaurant. Such a nice man: He is really **such a nice man**.

Can I use Gentleman and Such a nice man interchangeably?

Not always. Gentleman and Such a nice man 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.