Thesaurus.com
Dictionary.com
Definitions

ill

[il] / ɪl /




Usage

What are other ways to say ill?

The adjective ill is more mild than evil or wicked, and it appears mainly in certain fixed expressions: ill will; ill-natured. Evil applies to that which violates or leads to the violation of moral law: evil practices. Wicked implies willful and determined doing of what is very wrong: a wicked plan. Bad is the broadest and simplest term: a bad man; bad habits. 

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Diversification becomes more important as you accumulate a larger portfolio, says Mark La Spisa, a certified financial planner based in Barrington, Ill.

From MarketWatch • May 22, 2026

He was speaking as peers began examining Terminally Ill Adults Bill, which was passed by MPs by a majority of 23 in June.

From BBC • Sep. 12, 2025

Rest can still be a valuable piece of the equation, especially in the 12 to 24 hours postinjury, says Dr. Karan Rai, a sports medicine physician at OSF Healthcare in Bloomington, Ill.

From The Wall Street Journal • Jan. 25, 2025

The couple used donations they’d been offered from their church to pay for the drive to California from Robbins, Ill.

From Los Angeles Times • Nov. 10, 2024

Ill Ignatius was beginning to feel worse and worse.

From "A Confederacy of Dunces" by John Kennedy Toole




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "ill" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com