Wordiyo
RootsVocabularyCoursesGuidesMy WordsPricing
Wordiyo

Build your English vocabulary systematically through roots and etymology.

Explore

  • Roots
  • Vocabulary
  • My Words

Learn

  • Guides
  • Pricing

Company

  • About
  • Terms
  • Privacy

© 2026 Wordiyo.

  1. Home
  2. /theo
  3. /enthusiasm

enthusiasm

UK/in'θju:ziæzәm/US
IELTSTOEFLB1

Definitions

n.

Strong excitement, eagerness, or passionate interest in something.

热情,热忱;浓厚兴趣

Root Breakdown

Root-derived
en-to put into, to cause
+
thusgod
+
-iasmsuffix
=enthusiasm

en- (in) + theos (god) = "having a god within." The ancient Greeks believed an inspired poet or prophet was literally possessed by a god (entheos). Over centuries the religion drained away and the word kept only the feeling that remained: being so seized by something that an outside force seems to be driving you. That's modern enthusiasm — passionate, almost irrational eagerness.

Root theo still carries 8 more words

Why It Means This

Few common words hide such a dramatic origin. In Greek religion, enthousiasmos was a real, frightening state — a god taking over a human's body and voice. The word passed through Latin and into English first as a negative term for religious fanaticism, then softened over the 1700s into the warm, positive energy we mean today. The "possession" image still fits: real enthusiasm feels like something larger than you has taken the wheel.

Common Collocations

  • 1.great enthusiasm极大的热情
  • 2.lack of enthusiasm缺乏热情
  • 3.show enthusiasm表现出热情
  • 4.enthusiasm for对……的热情
  • 5.with enthusiasm热情地

Example Sentences

  • 1.

    She talked about her new job with great enthusiasm.

  • 2.

    The plan was met with little enthusiasm from the team.

  • 3.

    His enthusiasm for cooking is contagious.

Synonym Comparison

- enthusiasm — eager, energetic excitement about doing or having something

- passion — deeper, longer-lasting, often tied to identity: a passion for music

- eagerness — readiness and impatience to start something now

- zeal — intense, sometimes excessive enthusiasm, often for a cause

- keenness — (BrE) mild, steady enthusiasm, less explosive

Word Forms

Noun

Pluralenthusiasms

Derivatives

enthusiasticenthusiastenthuseenthusiastically
← Back to theo