What does "ill health" mean?

A state of illness, or bad health.

What is a synonym for "ill health"?

Common synonyms include: ailing, being unable to work, debility, delicacy, delicate health, disease.

noun

noun ·Uncommon ·Advanced level

Noun

1
A state of illness, or bad health. idiomatic, uncountable
"I have to cancel my holidays due to continuing ill health."
2
a state in which you are unable to function normally and without pain wordnet

"I have to cancel my holidays due to continuing ill health."