# supplementary

> English word · Adjective · frequency rank #18,199

## Definitions
1. Additional; added to supply what is wanted.

## Etymology
From supplement + -ary; compare French supplémentaire.

## Easily confused with
- **supplemental** (https://plainspell.com/en/vs/supplemental-vs-supplementary)

## Common misspellings (19)
`spuplementary`, `ssupplementary`, `suplementary`, `suplpementary`, `suppelmentary`, `suppleemntary`, `supplemenatry`, `supplemenntary`, `supplementarry`, `supplementaryy`, `supplementayr`, `supplementray`, `supplementtary`, `supplemetnary`, `supplemmentary`, `supplemnetary`, `suppllementary`, `supplmeentary`, `uspplementary`

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