diseases

NOUN

ailment, affliction

Synonyms

STRONGEST

bug cancer condition contamination defect disorder epidemic fever flu illness infection inflammation malady plague sickness stroke syndrome virus

STRONG

ache affection attack blight breakdown canker collapse complaint contagion convulsions debility decrepitude distemper endemic feebleness fit hemorrhage indisposition infirmity misery seizure spell temperature unhealthiness unsoundness upset visitation

WEAK

ill health pathosis sickliness

Antonyms

STRONGEST

advantage good health health

STRONG

ability blessing boon happiness soundness strength

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.

Many of these diseases work in a similar way to lupus.

From BBC • Jun. 11, 2026

Alveolar echinococcosis is considered the third most important food-borne illness globally and is listed by the World Health Organization among the top 20 neglected tropical diseases.

From Science Daily • Jun. 11, 2026

But in lupus, and other autoimmune diseases, the B cells go rogue and produce antibodies that can attack the body.

From BBC • Jun. 11, 2026

While these diseases and even some treatments are interrelated, they are often treated as separate conditions with their own specialists—cardiologists, endocrinologists and nephrologists, which can lead to delayed diagnoses or treatments.

From The Wall Street Journal • Jun. 9, 2026

The assignments, quite honestly, made me feel guilty for growing up in a time with a life-changing advancement, sort of like how we have medicine to cure common diseases that killed others in the past.

From "They Both Die at the End" by Adam Silvera