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Dictionary-enhanced plural guide

What is the Plural of “Sufficiency”?

Learn the singular and plural noun forms, the rule behind the plural, and examples that show the form in context.

SingularsufficiencyPluralsufficiencies
Rule: regularIPA: /səˈfɪʃənsi/

Singular and Plural Form of Sufficiency

Sufficiency is the singular noun form. Sufficiencies is the plural form.

Dictionary meaning: Being enough or adequate; having sufficient cause to produce an effect.

Why is the Plural of Sufficiency “sufficiencies”?

The Regular Plural Rule for Sufficiency

When a word ends in consonant + y, change the y to -ies. Example: sufficiency → sufficiencies

Plural pattern: regular.

How to Remember the Plural of Sufficiency

Just add -s to “sufficiency” to make “sufficiencies”. Most English nouns follow this pattern.

A common slip-up: See pronunciation guide.

Singular vs Plural Examples with Sufficiency

See sufficiency and sufficiencies used in real sentences side by side.

  • Sufficiency requires a condition capable of producing the effect. C2
  • Heating is a sufficient condition; yet sufficiency doesn't guarantee the outcome. C2
  • Philosophers distinguish sufficiency from necessity in causal analysis. C2

How to Pronounce Sufficiency and Sufficiencies

Pronounced as /səˈfɪʃənsi/

Other Words With the Same Plural Pattern as Sufficiency

These nouns follow the same regular rule. Click any word to see its plural page.

Origin and Etymology of Sufficiency

From Latin sufficentia (adequacy). Logical and causal concept.

Cultural note: Philosophical concept related to causation; distinct from necessity.

Frequently Asked Questions About the Plural of Sufficiency

What is the plural of “sufficiency”?

The plural of “sufficiency” is “sufficiencies”.

Is “sufficiencies” regular or irregular?

This page classifies it as regular based on the available plural data.

Explore “Sufficiency” in Other Tools