Find Synonyms

phlegm Synonyms

Another word for phlegm

Choosing another word for phlegm depends on context, so the 12 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• noun (Context 1)

The thick, viscous substance secreted by the mucous membranes of the respiratory passages, especially when produced in excessive quantities during a cold or respiratory infection.

Usage Example

"Drinking warm herbal tea can help soothe a sore throat and loosen stubborn mucus."

Strongest
mucus
sputum
Strong
rheum

• noun (Context 2)

Calmness of temperament, self-possession, or sluggish apathy, historically attributed to a predominance of the cold and moist bodily humor.

Usage Example

"The veteran diplomat met the sudden crisis with remarkable British stolidness and composure."

Strongest
stolidness
stolidity
Strong
impassivity
apathy
equanimity
composure
coolness
sangfroid
indifference

Opposites of phlegm

The opposite of phlegm shifts depending on context. Common opposites include:

excitability
passion
ardor
zeal
See all opposites of phlegm

• Nearby Words

phisher
phishing
phlebotomist
phlegm
phlegmy
pho
phobia

Cite this Entry

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