Firth
Firth noun - A part of a body of water that extends beyond the general shoreline.
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Synonyms for Firth
Mouth is a synonym for firth in shoreline indentation topic. In some cases you can use "Mouth" instead a noun "Firth".
Mutual synonyms
Cite this Source
Mouth and Firth. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/firth/mouth
Firth & Mouth. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/firth/mouth>.
Mouth or Firth. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/firth/mouth.
Google Ngram Viewer shows how "firth" and "mouth" have occurred on timeline