relating to marriage or generation 
 
sympathetic, friendly and cheerful.
 
marked by or diffusing sympathy or friendliness  
 
 
 
Sample Sentences:
 
He appeared relaxed and genial.
 
Comfort tends to make people more genial.
The genial host warmly greeted his many guests.
 
He LOOKS more like a genial uncle than a harbinger of doom. 
  
The film seems as if it will wrap itself in the genial warmth of reading and romantic deferment, 
        
 but a grimmer mystery emerges. 
 
Synonyms
 
Origin:
mid 16th cent.: from Latin genialis nuptial, productive, from genius (see genius). The Latin sense was adopted into English; hence the senses mild and conducive to growth (mid 17th cent.), later cheerful, kindly (mid 18th cent.).