Luff
Luff verb - Flap when the wind is blowing equally on both sides.
Usage example: the sails luffed
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Synonyms for Luff
Undulate and luff are semantically related. In some cases you can use "Undulate" instead a verb "Luff".
Nearby Words: luffing, luffed
Undulate
Undulate verb - Move in a wavy pattern or with a rising and falling motion.
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Synonyms for Undulate
Luff and undulate are semantically related. Sometimes you can replace term "Luff" with "Undulate", this verbs are similar.
Cite this Source
Undulate and Luff. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/luff/undulate
Luff & Undulate. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/luff/undulate>.
Undulate or Luff. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/luff/undulate.
Google Ngram Viewer shows how "luff" and "undulate" have occurred on timeline