tranquil

Borrowed from Middle French tranquille, from Latin tranquillus, from trāns- + the root of quiēs (“rest, quiet, peace”), ultimately from *kʷyeh₁- (“to rest”).

• (UK, US) IPA^(key): /ˈtɹæŋ.kwɪl/

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tranquil (comparative tranquiler, superlative tranquilest)

1. Free from emotional or mental disturbance.

   Synonyms: calm, peaceful, serene, steady; see also Thesaurus:calm

   Antonym: agitated

   • 1847, Charlotte Brontë, chapter XXVIII, in Jane Eyre:

     Some time passed before I felt tranquil even here: I had a vague dread that wild cattle might be near, or that some sportsman or poacher might discover me.

2. Calm; without motion or sound.

   Synonyms: peaceful; see also Thesaurus:immobile, Thesaurus:silent

   • 1921, Douglas Wilson Johnson, Battlefields of the World War, Western and Southern Fronts: A Study in Military Geography, page 262:

     […] that the streams which did form were clear and tranquil because fed by perennial springs from the underground supply; and that in their tranquil waters extensive peat bogs formed.

Borrowed from Latin tranquīllus.

• IPA^(key): (Central, Balearic) [tɾəŋˈkil]
• IPA^(key): (Valencia) [tɾaŋˈkil]

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• Rhymes: -il

tranquil (feminine tranquil·la, masculine plural tranquils, feminine plural tranquil·les)

1. tranquil, calm (free from emotional disturbance)
2. tranquil, calm (without motion or sound)

   Synonym: calm

   Antonym: agitat

• tranquil·lament
• tranquil·litzar

• tranquil·litat

• “tranquil”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007
• “tranquil”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2025
• “tranquil” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua.
• “tranquil” in Diccionari català-valencià-balear, Antoni Maria Alcover and Francesc de Borja Moll, 1962.

• IPA^(key): /tranˈkwil/

tranquil

1. tranquil