1. (noun) the illegitimate offspring of unmarried parents

• bastard
• by-blow
• illegitimate child
• love child
• whoreson

2. (adjective) contrary to or forbidden by law

• illicit
• outlaw
• outlawed
• unlawful

1. (adjective) contrary to or forbidden by law

• illegal

2. (adjective) of marriages and offspring; not recognized as lawful

• adulterine
• base
• baseborn
• bastardly
• misbegot
• misbegotten
• spurious
• fatherless
• left-handed
• unlawful
• wrongful

1. (adjective) of marriages and offspring; not recognized as lawful

• illegal
• invalid
• unauthorised
• unauthorized

1. (noun) the illegitimate offspring of unmarried parents

• issue
• offspring
• progeny

1. (noun) the illegitimate offspring of unmarried parents

• bastardise
• bastardise
• bastardize
• bastardize
• bastardly
• misbegot
• misbegotten
• spurious

2. (adjective) contrary to or forbidden by law

• criminal
• crook
• felon
• malefactor
• outlaw
• illicitness
• unlawfulness

1. (adjective) of marriages and offspring; not recognized as lawful

• legitimate