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contagiousness Synonyms

Another word for contagiousness

Choosing another word for contagiousness depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• noun (Context 1)

The quality or state of being able to be transmitted from one person or organism to another by direct or indirect contact; the degree to which a disease is contagious.

Usage Example

"Public health officials closely monitored the infectiousness of the new viral strain."

Strongest
infectiousness
communicability
transmissibility
Strong
infectivity
contagion

• noun (Context 2)

The tendency of an emotion, mood, or behavior to spread rapidly from one person to others.

Usage Example

"The sheer infectiousness of her laughter soon had the entire room smiling."

Strongest
infectiousness

• Nearby Words

contagion
contagious
contagiously
contagiousness
contain
containable
contained

Cite this Entry

Wordmom. (2026). Synonyms for Contagiousness. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/contagiousness
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