Thesaurus.com
Dictionary.com

fall ill

VERB
come down with
Synonyms
Antonyms
WEAK
be immune


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.

The WHO suspects that the first person to fall ill could have contracted the virus before boarding the ship, Van Kerkhove said.

From BBC • May 5, 2026

Valeria added that she cannot afford to fall ill, fearing that she could "go into foreclosure" if saddled with hospital bills that would otherwise have gone to paying her mortgage.

From Barron's • Feb. 11, 2026

So, too, are their close contacts, who are at risk of acquiring latent TB from them if they fall ill.

From Salon • Feb. 21, 2025

Every year, millions of people around the world fall ill from tuberculosis and more than 1 million people die, despite the disease being preventable and curable.

From Science Daily • Dec. 3, 2024

“If you kept me from working that long, I’d fall ill from shock.”

From "The Bridge Home" by Padma Venkatraman