# tonify

> English word · Verb

## Definitions
1. To increase the available energy of
2. To invigorate; to have a restorative effect on.
3. To strengthen; to tone.

## Etymology
From tone + -ify.

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