firths

noun

plural of firth
as in estuaries
a part of a body of water that extends beyond the general shoreline the Firth of Forth in Scotland

Synonyms & Similar Words

Relevance

Example Sentences

Recent Examples of Synonyms for firths
  1. estuaries
  2. bays
Noun
  • In North Carolina alone, 11,000 miles (17,702 kilometers) of canals drain peatlands before the water empties into coastal estuaries, Richardson said.
    — ABC News, ABC News, 9 Sep. 2026
  • Rising Tide Explorers leads ecotours of the mangrove islands, estuaries, and marshes that surround Marco Island.
    — Tara Massouleh McCay, Southern Living, 4 Sep. 2026
Definition of estuaries
Noun
  • The most direct routes to San Francisco and the East and South bays do not involve utilizing Highway 37.
    — Madison Smalstig, Sacbee.com, 23 Oct. 2026
  • The irony of Nordic wellness being the hottest lifestyle trend at the moment isn’t lost on Presnal, who grew up in the Turku archipelago surrounded by bays and lush forests.
    — Lola Akinmade, Condé Nast Traveler, 23 Oct. 2026
Definition of bays
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.

Browse Nearby Words

firth
firths
fiscal
See all Nearby Words

Cite this Entry

“Firths.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/firths. Accessed 27 Oct. 2026.

Copy Citation
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of milieu

See Definitions and Examples »

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
different halloween monsters in silhouette
A Monstrous Vocab Quiz Words That Go Bump in the Night
See All