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. /fid
  3. /affidavit

affidavit

UK/.æfi'deivit/US
GREB2

Definitions

n.

A written statement made under oath, used as evidence in court

宣誓书;书面证词

Root Breakdown

Root-derived
af-to, toward
+
fidfaith, trust, confidence
+
-avitsuffix
=affidavit

Borrowed whole from Medieval Latin affidāvit, 'he has pledged his faith': af- (toward) + fid (faith) + the Latin verb ending -avit (he has done). It's literally a frozen Latin verb form. An affidavit is a statement on which you stake your faith/trustworthiness under oath.

Root fid still carries 16 more words

Common Collocations

  • 1.sworn affidavit宣誓书
  • 2.sign an affidavit签署宣誓书
  • 3.submit an affidavit提交宣誓书
  • 4.affidavit of support经济担保书

Example Sentences

  • 1.

    She signed an affidavit confirming the documents were genuine.

  • 2.

    The witness submitted a sworn affidavit to the court.

← Back to fid