Is 'yesternight' a correct English word?

Yes, but it is classified as archaic. It is found in historical texts like the King James Bible and works of Shakespeare but is not used in contemporary spoken or written English.

Can I use 'yesternight' in an essay or email?

No, unless you are writing a historical novel, poetry, or analysing archaic language. In all standard modern contexts, use 'last night'.

What is the difference between 'yesternight' and 'last night'?

There is no difference in meaning. 'Last night' is the modern, standard term. 'Yesternight' is its archaic predecessor.

Are there similar words to 'yesternight'?

Yes, formed with the same 'yester-' prefix: 'yesteryear', 'yestereve' (archaic for yesterday evening), and 'yesternoon' (archaic). 'Yesterday' is the only one that remains in common use.

yesternight

Very Low

UK/ˈjɛstənʌɪt/US/ˈjɛstərˌnaɪt/

Archaic, Poetic, Literary

My Flashcards

Definition

Meaning

during the night last past; on the night before today.

The night immediately preceding the present day, often used archaically or poetically. Can also refer to events or occurrences from that night.

Linguistics

Semantic Notes

Functionally an adverbial noun (like 'yesterday'), primarily used as an adverb or, less commonly, as a noun. It is a frozen compound of 'yester-' (meaning 'last' or 'previous') and 'night'.

Dialectal Variation

British vs American Usage

Differences

No significant difference in usage; the term is equally archaic and literary in both variants. Rarely, if ever, used in contemporary standard speech.

Connotations

Conjures an archaic, formal, or deliberately poetic/romantic tone. May be used for stylistic effect in historical fiction or poetry.

Frequency

Extremely rare in both. 'Last night' is the universal modern standard.

Vocabulary

Collocations

strong

dreamt yesternightarrived yesternighthappened yesternight

medium

the events of yesternighta vision from yesternight

weak

yesternight's stormyesternight's promise

Grammar

Valency Patterns

[Subject] [Verb] [Object] [Temporal Adverb: yesternight]Preposition + yesternight (e.g., 'by yesternight', 'until yesternight')

Vocabulary

Synonyms

Strong

yestreen (archaic, Scot.)the previous night

Neutral

last night

Weak

overnightthe night before

Vocabulary

Antonyms

tonighttomorrow night

Phrases

Idioms & Phrases

“dreams of yesternight (poetic)”

Usage

Context Usage

Business

Never used. 'Last night' or specific dates/times are used.

Academic

Only used in analysis of historical texts or poetry. Not in contemporary academic prose.

Everyday

Not used. Would sound highly unnatural or pretentious.

Technical

No usage.

Examples

By Part of Speech

adverb

British English

The messenger came yesternight, under cover of darkness.

American English

She told me yesternight that she would be leaving.

adjective

British English

(Rare) The yesternight shadows lingered in the hall.

Examples

By CEFR Level

Last night I slept well. (Use 'last night', not 'yesternight')

I watched a film last night. ('Yesternight' is an old word we don't use now.)

In the poem, the knight recalls a promise made yesternight.
The archaic adverb 'yesternight' has been completely replaced by 'last night' in modern English.

The letter, delivered yesternight, contained news of the utmost urgency.
Authors may employ 'yesternight' to evoke a medieval or romantic atmosphere, consciously archaizing their prose.

Learning

Memory Aids

Mnemonic

Think of 'yesterday' + 'night' -> yesternight. It's the 'yester-' version of 'night'.

Conceptual Metaphor

TIME IS A JOURNEY (where 'yester-' points back along the path of time).

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

Direct calque 'вчераночью' is extremely unnatural in modern Russian. The correct equivalent is 'вчера ночью' or 'прошлой ночью'.

Common Mistakes

Using it in modern conversation (hypercorrection).
Confusing it with 'yesternoon' or 'yestereve'.
Spelling as 'yesternight' or 'yesternite'.

Practice

Quiz

Fill in the gap

In Shakespeare's works, a character might say, 'I dreamt a strange dream .'

Multiple Choice

Which of the following is the ONLY appropriate modern equivalent for 'yesternight'?

FAQ

Frequently Asked Questions

: Yes, but it is classified as archaic. It is found in historical texts like the King James Bible and works of Shakespeare but is not used in contemporary spoken or written English.
: No, unless you are writing a historical novel, poetry, or analysing archaic language. In all standard modern contexts, use 'last night'.
: There is no difference in meaning. 'Last night' is the modern, standard term. 'Yesternight' is its archaic predecessor.
: Yes, formed with the same 'yester-' prefix: 'yesteryear', 'yestereve' (archaic for yesterday evening), and 'yesternoon' (archaic). 'Yesterday' is the only one that remains in common use.