# boiler

> English word · Noun · IPA /ˈbɔɪlə/ · frequency rank #10,992

## Definitions
1. A person who boils something.
2. A steam boiler.
3. An apparatus for heating circulating water or other heat transferring liquid.
4. A device consisting of a heat source and a tank for storing hot water, typically for space heating, domestic hot water etc., disregarding the source of heat.
5. A kitchen vessel for steaming, boiling or heating food.
6. A sunken reef, especially a coral reef, on which the sea breaks heavily.
7. A tough old chicken only suitable for cooking by boiling.
8. An old woman.

## Etymology
From boil + -er.

## Easily confused with
- **boxer** (https://plainspell.com/en/vs/boiler-vs-boxer)
- **Boyle** (https://plainspell.com/en/vs/boiler-vs-boyle)
- **Boise** (https://plainspell.com/en/vs/boiler-vs-boise)
- **boils** (https://plainspell.com/en/vs/boiler-vs-boils)
- **boner** (https://plainspell.com/en/vs/boiler-vs-boner)
- **bower** (https://plainspell.com/en/vs/boiler-vs-bower)
- **boyer** (https://plainspell.com/en/vs/boiler-vs-boyer)
- **border** (https://plainspell.com/en/vs/boiler-vs-border)
- **bother** (https://plainspell.com/en/vs/boiler-vs-bother)
- **butler** (https://plainspell.com/en/vs/boiler-vs-butler)
- **bomber** (https://plainspell.com/en/vs/boiler-vs-bomber)
- **booker** (https://plainspell.com/en/vs/boiler-vs-booker)
- **bowler** (https://plainspell.com/en/vs/boiler-vs-bowler)
- **boomer** (https://plainspell.com/en/vs/boiler-vs-boomer)
- **bowled** (https://plainspell.com/en/vs/boiler-vs-bowled)
- **Bowles** (https://plainspell.com/en/vs/boiler-vs-bowles)
- **bowser** (https://plainspell.com/en/vs/boiler-vs-bowser)
- **bolder** (https://plainspell.com/en/vs/boiler-vs-bolder)
- **booger** (https://plainspell.com/en/vs/boiler-vs-booger)
- **bowyer** (https://plainspell.com/en/vs/boiler-vs-bowyer)

## Common misspellings (8)
`bboiler`, `bioler`, `boielr`, `boilerr`, `boiller`, `boilre`, `bolier`, `obiler`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/boiler