leech 1 of 2

Definition of leechnext
as in parasite
a person who is supported by or seeks support from another without making an adequate return whenever the gang went out for pizza, the leech in the group always had an excuse for not paying his fair share

Synonyms & Similar Words

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Antonyms & Near Antonyms

leech

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verb

Synonym Chooser

How does the noun leech differ from other similar words?

Some common synonyms of leech are parasite, sponge, sycophant, and toady. While all these words mean "a usually obsequious flatterer or self-seeker," leech stresses persistence in clinging to or bleeding another for one's own advantage.

a leech living off his family and friends

When is parasite a more appropriate choice than leech?

The words parasite and leech are synonyms, but do differ in nuance. Specifically, parasite applies to one who clings to a person of wealth, power, or influence or is useless to society.

a jet-setter with an entourage of parasites

When can sponge be used instead of leech?

The synonyms sponge and leech are sometimes interchangeable, but sponge stresses the parasitic laziness, dependence, and opportunism of the cadger.

a shiftless sponge, always looking for a handout

In what contexts can sycophant take the place of leech?

The words sycophant and leech can be used in similar contexts, but sycophant adds to this a strong suggestion of fawning, flattery, or adulation.

a powerful prince surrounded by sycophants

When could toady be used to replace leech?

In some situations, the words toady and leech are roughly equivalent. However, toady emphasizes the servility and snobbery of the self-seeker.

cultivated leaders of society and became their toady

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of leech
Noun
Once the workplace of Revolutionary War figure General Hugh Mercer, the recreated 18th-century pharmacy and doctor’s office is filled with tinctures, leeches, and surgical tools, all explained by costumed interpreters. Madeline Weinfield, Southern Living, 17 Sep. 2025 The small-mouth bass go for the leeches, too. Jeremy Rutherford, New York Times, 23 Aug. 2025
Verb
Heather there in her glittering vintage dress while the raining confetti mixes with the snow around them, leeching into it, dying it colors. Literary Hub, 10 June 2025 While Lamont points with pride to the large surpluses achieved during his tenure, critics say these weren’t inessential funds but rather were leeched from core programs that have been dangerously undermined. Keith M. Phaneuf, Hartford Courant, 25 May 2025 See All Example Sentences for leech
Recent Examples of Synonyms for leech
Noun
  • Basically, the plant emits toxins that may help monarchs fend off the parasite, but something about heat disrupts this delicate balance.
    AJ Willingham, AJC.com, 13 Jan. 2026
  • The challenges in killing a parasite Trying to kill an acanthamoeba while protecting the eye is complicated.
    Kristen Rogers, CNN Money, 10 Jan. 2026
Verb
  • Cleaning stainless steel requires a soft cloth or sponge to reduce any chances of scratching or altering the finish.
    Lauren David, Southern Living, 4 Jan. 2026
  • Workers jam posts into stream beds and lace sticks and limbs between them, effectively mimicking beaver dams to slow water and allow surrounding soils to sponge up more of it.
    Brandon Loomis, AZCentral.com, 15 Dec. 2025
Verb
  • Scientists tracking humpbacks off the coast of Australia have captured rare footage that shows clutches of the freeloading fish peeling away from their host in what looks like a high-speed game of chicken, just moments before the whale breaches.
    CNN Money, CNN Money, 8 Nov. 2025
  • The specter of freeloading corporations using more space, water, and energy for AI processing has defined the race for the 30th House of Delegates district, well outside DC.
    David Weigel, semafor.com, 13 Oct. 2025
Verb
  • On top of that, Nico is also, quite obviously, just mooching off/clinging to Mindy because he got cut off by his family.
    Jessica M. Goldstein, Vulture, 19 Dec. 2025
  • The Netflix rep says there is no correlation between this change and people mooching off other people's accounts.
    Boone Ashworth, Wired News, 1 Dec. 2025

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Cite this Entry

“Leech.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/leech. Accessed 19 Jan. 2026.

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