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testify

tes·ti·fy/ˈtɛstɪfaɪ/verb

testify is spelled T-E-S-T-I-F-Y: 7 letters and 3 syllables (tes·ti·fy). It appears 6.9 times per million words in written English, the 9,045th most frequent word form (wordfreq, 2021 data). As a verb, testify means “To make a declaration, or give evidence, under oath” (English Wiktionary, September 2026).

How many letters and syllables are in testify?

Letters7: T-E-S-T-I-F-Y
Syllables3: tes·ti·fy
In writing6.9 times per million words; the 9,045th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is testify?

Testify appears 6.9 times per million words in written English, the 9,045th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce testify?

  • /ˈtɛstɪfaɪ/

Testify has 3 syllables, split tes·ti·fy in writing.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-testify.wav, Wikimedia Commons (author and licence on each file's page).

Forms of testify

  • testifies present, singular, he/she/it
  • testifying participle, present
  • testified participle, past, singular, he/she/it, plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does testify mean?

The meanings the English Wiktionary records, quoted as written there (source below).

verb

  1. 1

    To make a declaration, or give evidence, under oath.

  2. 2

    To make a statement based on personal knowledge or faith.

  3. 3

    To be evidence of.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Testify in Spanish, French, German and Portuguese

LanguageWords
Frenchtémoigner, attester (to make a declaration, or give evidence, under…)
Germanbezeugen (to make a declaration, or give evidence, under…)
Portuguesedeclarar, depor (to make a declaration, or give evidence, under…), atestar (to make a statement based on personal knowledge…)
Spanishtestificar (to make a declaration, or give evidence, under…), atestiguar, aseverar (to make a statement based on personal knowledge…)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does testify come from?

From Middle English testifien, borrowed from Old French testifier, from Latin testificārī (“to bear witness”), from testis (“a witness”) + facere (“to make”). See -fy.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

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