1. Completely lacking in playfulness
   - serious, sober

See also: fun, playfulness

Antonym: playful

• barnful
• barnstorm
• barnstormer
• Barnum
• barnyard
• barnyard grass
• baro-
• barograph
• barographic
• barometer
• barometric
• barometric pressure
• barometrical
• barometrically
• barometry
• baron
• Baron Adrian
• Baron Alexander von Humboldt
• Baron Clive
• Baron Clive of Plassey
• Baron de la Brede et de Montesquieu
• Baron Friedrich Heinrich Alexander von Humboldt
• Baron Friedrich Wilhelm Ludolf Gerhard Augustin von Steuben
• Baron Georges Cuvier
• Baron Hermann Ludwig Ferdinand von Helmholtz