Peak vs. Peek vs. Pique
Peak, peek, and pique are homophones in the reviewed Cambridge pronunciations but have different meanings. Peak refers to a highest point or reaching one; peek means a quick/secret look; pique can mean arouse interest, while the noun pique refers to annoyance.
Peak = highest point. Peek = quick look. Pique = arouse interest (or, as a noun, annoyance). In “___ my interest,” use pique.
Key details
Choose the right form
| Meaning / situation | Form / construction | Decision |
|---|---|---|
| highest point or level | peak | Use “peak.” |
| quick or secret look | peek | Use “peek.” |
| arouse interest or curiosity | pique | Use “pique,” especially in “pique interest/curiosity.” |
| annoyance as a noun | pique | The noun “pique” can also name irritation or resentment. |
Quick tests
Meaning / construction test
Which meaning do you need: a highest point, a quick look, or arousing interest?
If yes: Choose “peak,” “peek,” or “pique” according to that meaning.
If no: Check the sentence meaning rather than relying on sound; these forms are not interchangeable.
Caveat: Three similar-sounding forms are involved, and “pique” has both verb and noun uses; decide from meaning and grammatical role, not pronunciation alone.
Examples
Sales reached a peak in August.
Peak means the highest point or level.
She took a peek through the door.
Peek means a quick look.
The discovery piqued his interest.
Pique means arouse or excite interest.
She left in a fit of pique.
As a noun, “pique” can refer to annoyance.
Further guidance
Meaning Boundary
Peak refers to a highest point and can also be a verb meaning reach that point.
Peek means look briefly, especially secretly.
Pique can mean excite/arouse interest; as a noun it can mean annoyance.
Pronunciation Boundary
Cambridge gives /piːk/ for all three reviewed forms, so pronunciation alone cannot select the spelling.
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
- PEAK — English meaning (opens in a new tab)Cambridge Dictionary · Peak as highest point and verb reach a high point
- PEEK — English meaning (opens in a new tab)Cambridge Dictionary · Peek as a quick or secret look
- PIQUE — English meaning (opens in a new tab)Cambridge Dictionary · Pique as interest-arousing verb and noun for annoyance
- PIQUE SOMEONE'S CURIOSITY, INTEREST, ETC. (opens in a new tab)Cambridge Dictionary · Pique interest/c curiosity idiom