all-nighter

The # of syllables in all-nighter can be found in the Syllable Dictionary at HowManySyllables.com/syllables/all-nighter .

How many syllables in all-nighter?

3 syllables

How to say all-nighter:

Cite This Source

Bibliography Citations

MLA | APA | Chicago Manual Style

"all-nighter." HowManySyllables.com. How Many Syllables, n.d. Web. 30 April 2026.

Wondering why all-nighter is 3 syllables? Contact Us! We'll explain.

Syllable Quiz

Can you divide
serious into syllables?

3 syllables

Let Teachers Teach^™ Contest

How could $250 help your students?

Prize awarded to a teacher each month.

Fun Fact

Stewardesses is typed using
only the left hand.

FAQ

Why is our only
1 syllable?

Ever Wonder

when to use
Were, Where, and We're?

Parents, Teachers, StudentsDo you have a grammar question?
Need help finding a syllable count?
Want to say thank you?

How Many Syllables, Syllable Dictionary, and Syllable Counter Workshop are all
trademarks
of How Many Syllables.