1. One excessively fond, or weak in love 
2. One who dotes; a man whose understanding is enfeebled by age; a dotard

Derived forms: doters

• congenial
• congeniality
• congenially
• congenialness
• congenital
• congenital abnormality
• congenital afibrinogenemia
• congenital anomaly
• congenital defect
• congenital disease
• congenital disorder
• congenital heart defect
• congenital megacolon
• congenital pancytopenia
• congenitally
• conger
• conger eel
• congeries
• congest
• congested
• congestion
• congestion charge
• congestive
• congestive heart failure
• congius