Plural rule guide
What is the Plural of “Complex”?
Learn the singular and plural noun forms, the rule behind the plural, and examples that show the form in context.
Singularcomplex→Pluralcomplexes
Rule: regular
Singular and Plural Form of Complex
Complex is the singular noun form. Complexes is the plural form.
Why is the Plural of Complex “complexes”?
The Regular Plural Rule for Complex
Words ending in s, x, z, ch, or sh add -es to form the plural. Example: complex → complexes
How to Remember the Plural of Complex
Just add -s to “complex” to make “complexes”. Most English nouns follow this pattern.
Frequently Asked Questions About the Plural of Complex
What is the plural of “complex”?
The plural of “complex” is “complexes”.
Is “complexes” regular or irregular?
This page classifies it as regular based on the available plural data.