1. The trait of being serious
   - seriousness, earnestness, sincerity

Derived forms: serious-mindednesses

See also: frivolous, serious, serious-minded

Type of: trait

• gamebag
• gameboard
• gamecock
• gamekeeper
• gamelan
• gamely
• gameness
• games room
• games theory
• games-master
• games-mistress
• gamesmanship
• gamesome
• gamester
• gametangium
• gamete
• gametocyte
• gametoecium
• gametogenesis
• gametophore
• gametophyte
• gamey
• gamin
• gamine
• gaminess