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Original · left

Affirmation (law)

A solemn declaration made instead of an oath, by people who object to swearing one.

First in use: ancient / pre-modern
Duplicate · right

Affirm (buy now, pay later)

An American buy-now-pay-later lender that splits online purchases into installments at checkout.

First in use: c. 2012

Affirm / Affirmation (law) / Affirm (buy now, pay later)

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A solemn promise became a promise to pay in installments.

Which meaning of Affirm is the original, and which one is the duplicate riding on its name? Affirmation (law) came first (ancient / pre-modern). Affirm (buy now, pay later) arrived in 2012. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Affirmation (law)Affirm (buy now, pay later)
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Duplicate's share of attention

Green line = duplicate's % · above 60 it owns the word · below 40 the original does

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The case for each meaning

Sourced definitions, usage stats and quotes

Original · ancient / pre-modern

Affirmation (law)

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Duplicate · c. 2012

Affirm (buy now, pay later)

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More duplicated terms

Money & fintech