zealous

zeal·ous
Z10E1A1L1O1U1S1
UK, US/ˈzɛləs/UK, US, obsolete/ˈziːləs/

adjective

Full of zeal; ardent, fervent; exhibiting enthusiasm or strong passion, particularly in matters of religion.

Less commonScrabble 16

Meanings

adjectivezealous (comparative more zealous or (uncommon, nonstandard) zealouser, superlative most zealous or (uncommon, nonstandard) zealousest)

comparative more zealous · comparative nonstandard uncommon zealouser · superlative most zealous · nonstandard superlative uncommon zealousest · alternative obsolete zelous

  1. Full of zeal; ardent, fervent; exhibiting enthusiasm or strong passion, particularly in matters of religion.

    Johnſon was truly zealous for the ſucceſs of "The Adventurer;" and very ſoon after his engaging in it, he wrote the following letter […]

    1791, James Boswell, “[1753]”, in James Boswell, editor, The Life of Samuel Johnson, LL.D. […], volume I, London: […] Henry Baldwin, for Charles Dilly, […], →OCLC, page 136
    5 more examples

    They neuer paſſe for the procuring of Gods honor, neither regard they how much they be bound vnto him. But euery man in the meane ſeaſon followes his owne likings. One burnes in couetouſneſſe, and another in vaine glorie, ſeeking to be aduaunced to authoritie and honour, and to bee taken to be I wote not what. Thus ye ſee at what point they bee, which will needes be taken to bee greateſt and zealouſeſt Chriſtians.

    1583, Iohn Calvin, translated by Arthur Golding, “On Wednesday the xxj. of August. 1555. The Threescore Sermon, Which Is the Third vpon the Eight Chapter.”, in The Sermons of M. Iohn Calvin vpon the Fifth Booke of Moses Called Deuteronomie: […], London: […] Henry Middleton for Thomas Woodcocke, →OCLC, page 362, columns 1–2

    I had almoſt forgotten to acquaint your honor, that one major Alford (who was in mr. Love's conſpiracy) was of the graund inqueſt at Saliſbury, and was very zealous in his highneſſe ſervice here, and his good affection and wiſe carriage here, did much advantage the buſſineſe.

    1655 April 21, “Mr. Ja. Nutley to ſecreary Thurloe.”, in A Collection of the State Papers of John Thurloe, Eſq; […], volume III, London: […] the Executor of the late Mr. Fletcher Gyles; Thomas Woodward, […] Charles Davis, […], published 1742, page 399

    [S]orting them into ſeveral congregations of a moderat number, out of the ableſt and zealouſeſt among them to create elders, who, exerciſing and requiring from themſelves what they have learnd (for no learning is retaind without conſtant exerciſe and methodical repetition) may reach and govern the reſt: […]

    1659, J[ohn] M[ilton], Considerations Touching the Likeliest Means to Remove Hirelings out of the Church. […], London: […] T[homas] N[ewcombe] for L[ivewell] Chapman […], →OCLC, page 90

    Doubtless many will exclaim against the Roman Catholic Church for this; but the simple truth is that Protestantism was no less zealous against the new scientific doctrine.

    1896, Andrew Dickson White, A History of the Warfare of Science with Theology in Christendom, published 2004, page 122

    Newt Gingrich […] left Congress in 1998, following GOP midterm-election losses that many blamed on his zealous pursuit of Bill Clinton's impeachment.

    2011 April 4, “Newt Gingrich”, in Time, New York, N.Y.: Time Inc., →ISSN, →OCLC, archived from the original on 20 Jul 2014

    Synonyms: ardent, eager, enthusiastic, fervent, passionate, vehement, zealotic · Antonyms: apathetic, dispassionate, indifferent, unenthusiastic

Synonyms & antonyms

adjectiveFull of zeal; ardent, fervent; exhibiting enthusiasm or strong passion, particularly in matters of religion.

More synonyms by meaning

adjectivemarked by active interest and enthusiasm

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*yeh₂-
  2. Proto-Indo-European*yéh₂los
  3. Ancient Greekζῆλος (zêlos)
  4. Latinzēlus
  5. Proto-Indo-European*h₃ed-
  6. Proto-Indo-European*h₃édosder.?
  7. Latinzēlōsus
  8. Middle Englishzelose
  9. Englishzealous

From Middle English zelose, from Latin zēlōsus, from zēlus + -ōsus, from Ancient Greek ζῆλος (zêlos, “zeal, jealousy”), from ζηλόω (zēlóō, “to emulate, to be jealous”). By surface analysis, zeal + -ous. Doublet of jealous.

Full word history & related roots →

Translations

Afrikaans ywerig
  • ywerigfull of zeal; ardent
Ancient Greek πρόθυμος
  • πρόθυμος (próthumos)full of zeal; ardent
Arabic مُتَحَمِّس, حَمَاسِيّ
  • مُتَحَمِّس (mutaḥammis)full of zeal; ardent
  • حَمَاسِيّ (ḥamāsiyy)full of zeal; ardent
Bulgarian ревностен, усърден
  • ревностен (revnosten)full of zeal; ardent
  • усърден (usărden)full of zeal; ardent
Catalan zelós
  • zelósfull of zeal; ardent
Chinese Mandarin 熱心 /热心, 狂熱 /狂热
  • 熱心 /热心 (rèxīn)full of zeal; ardent
  • 狂熱 /狂热 (kuángrè)full of zeal; ardent
Czech horlivý
  • horlivýfull of zeal; ardent
Danish ivrig, entusiastisk
  • ivrigfull of zeal; ardent
  • entusiastiskfull of zeal; ardent
Dutch ijverig, vlijtig
  • ijverigfull of zeal; ardent
  • vlijtigfull of zeal; ardent
Esperanto fervora
  • fervorafull of zeal; ardent
Estonian agar, innukas
  • agarfull of zeal; ardent
  • innukasfull of zeal; ardent
Finnish intohimoinen, innokas
  • intohimoinenfull of zeal; ardent
  • innokasfull of zeal; ardent
French zélé
  • zéléfull of zeal; ardent
German eifrig, begeistert
  • eifrigfull of zeal; ardent
  • begeistertfull of zeal; ardent
Hindi उत्साही
  • उत्साही (utsāhī)full of zeal; ardent
Hungarian buzgó
  • buzgófull of zeal; ardent
Irish dúthrachtach
  • dúthrachtachfull of zeal; ardent
Italian zelante
  • zelantefull of zeal; ardent
Japanese 熱心な
  • 熱心な (nesshin-na)full of zeal; ardent
Latin studiōsus, ardēns
  • studiōsusfull of zeal; ardent
  • ardēnsfull of zeal; ardent
  • ācerfull of zeal; ardent
Lithuanian pavydus
  • pavydusfull of zeal; ardent
Māori ngākaunui, whiwhita
  • ngākaunuifull of zeal; ardent
  • whiwhitafull of zeal; ardent
  • whitawhitafull of zeal; ardent
  • ngangahaufull of zeal; ardent
Norwegian engasjert, ivrig
  • engasjertfull of zeal; ardent
  • ivrigfull of zeal; ardent
  • nidkjærfull of zeal; ardent
  • flittigfull of zeal; ardent
Polish zagorzały, żarliwy
  • zagorzałyfull of zeal; ardent
  • żarliwyfull of zeal; ardent
  • zapamiętałyfull of zeal; ardent
Portuguese zeloso
  • zelosofull of zeal; ardent
Russian рья́ный, усе́рдный
  • рья́ный (rʹjányj)full of zeal; ardent
  • усе́рдный (usérdnyj)full of zeal; ardent
  • ре́вностный (révnostnyj)full of zeal; ardent
Scottish Gaelic dian, dealasach
  • dianfull of zeal; ardent
  • dealasachfull of zeal; ardent
Spanish celoso, ahincado
  • celosofull of zeal; ardent
  • ahincadofull of zeal; ardent
  • afanosofull of zeal; ardent
  • zelosofull of zeal; ardent
  • zelotefull of zeal; ardent
  • zelotafull of zeal; ardent
  • celotefull of zeal; ardent
  • celotafull of zeal; ardent
Swedish ivrig, hänförd
  • ivrigfull of zeal; ardent
  • hänfördfull of zeal; ardent
  • entusiastiskfull of zeal; ardent
  • nitiskfull of zeal; ardent
  • hängivenfull of zeal; ardent
Tagalog salurapa
  • salurapafull of zeal; ardent
Thai กระตือรือร้น, กระเหี้ยนกระหือรือ
  • กระตือรือร้น (grà-dtʉʉ-rʉʉ-rón)full of zeal; ardent
  • กระเหี้ยนกระหือรือfull of zeal; ardent
Welsh selog
  • selogfull of zeal; ardent

Rhymes & wordplay

Rhymes with zealous

All rhymes →
Cite this entry
APA

zealous. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/zealous

MLA

“zealous.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/zealous. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “zealous,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/zealous.

Source: zealous on Wiktionary, CC BY-SA 4.0.