Origin: Latin suffix -ate
Illegitimate has 6 different meanings across 2 categories:
the illegitimate offspring of unmarried parents
A person born to unmarried parents.
To make illegitimate.
contrary to or forbidden by law
"an illegitimate seizure of power"
"illicit trade"
"an outlaw strike"
"unlawful measures"
of marriages and offspring; not recognized as lawful
Not conforming to known principles, or established or accepted rules or standards.