# lengthening

> English word · Noun · IPA /ˈlɛŋ(k)θənɪŋ/ · frequency rank #34,566

## Definitions
1. The process of making or growing longer.
2. a type of sound change when a sound (especially a vowel) lengthens

## Etymology
From lengthen + -ing.

## Common misspellings (18)
`elngthening`, `legnthening`, `lenggthening`, `lenghtening`, `lengtehning`, `lengtheinng`, `lengthenign`, `lengtheningg`, `lengtheninng`, `lengthennig`, `lengthenning`, `lengthhening`, `lengthneing`, `lengtthening`, `lenngthening`, `lentghening`, `llengthening`, `lnegthening`

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