Word.ws English Dictionary

Synonyms of thicken

11 similar words · 3 opposite words

Another word for thicken is condense. Other synonyms of thicken are reduce. The opposite of thicken is thin.

Synonyms and similar words for thicken

verbTo make thicker (in the sense of wider).

verbTo become thicker (in the sense of more viscous).

  • inspissateTo thicken a fluid, in the sense of making it more viscous, especially by boiling, evaporation, or condensation; to...

verbTo strengthen; to confirm.

verbMore synonyms

verbMake more viscous.

  • condenseTo concentrate toward the essence by making more close, compact, or dense, thereby decreasing size or volume.

verbBecome wider.

Opposite of thicken

verbMore antonyms

Meaning of thicken

  1. verb To make thicker (in the sense of wider).
  2. verb To make thicker (in the sense of more viscous).
  3. verb To become thicker (in the sense of wider).

Full definition of thicken

thicken in other languages

Questions about synonyms of thicken

What is another word for thicken?
Thicken has 11 synonyms on Word.ws, such as condense and reduce.
What is the opposite of thicken?
The opposite of thicken is thin.
What does thicken mean?
Thicken means to make thicker (in the sense of wider).

Source and license

Adapted from Wiktionary: thicken (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of thicken.” Word.ws, https://word.ws/synonyms/thicken. Based on Wiktionary, CC BY-SA 4.0.