Synonyms of infect

infect

verb

as in to poison

to pass something harmful (such as a disease) to someone or something else

If you come to work when you're sick, you'll infect everyone in the office.

Related Words

• poison
• contaminate
• spoil
• foul
• give
• corrupt
• transmit
• pollute
• communicate
• impart
• spread
• taint
• convey
• conduct
• defile
• dirty
• transfuse
• soil
• besmirch
• transfer
• sully
• stain
• rot
• smudge
• blacken
• befoul
• dilute
• foul up
• muddy
• disseminate
• adulterate
• propagate
• mire
• smirch
• diffuse
• doctor
• water down
• grime
• begrime
• broadcast
• hand down
• hand on
• deliver
• hand over
• turn over
• surrender

Dissimilar Words

• sterilize
• purify
• catch
• disinfect
• come down (with)
• clean
• contract
• sanitize
• clarify
• decontaminate
• cleanse
• purge
• clear
• filter
• distill

Example Sentences

Recent Examples of infect

When someone infected with dengue enters a new area, a local mosquito can bite that person and later spread the virus to others. — Teresa Mull, FOXNews.com, 7 Sep. 2026

Both infect a wide array of hosts, overlapping to encompass many ornamental trees, shrubs, and vegetable crops. — Emily Leahy, Hartford Courant, 7 Sep. 2026

Giu pays Father Joe a visit and gets infected with the same virus after being lured into the confession box. — Damon Wise, Deadline, 6 Sep. 2026

Less than 1% of bats in nature are infected with rabies, according to the National Park Service. — Los Angeles Times, 4 Sep. 2026