1. In jest
   "I asked him jokingly whether he thought he could drive the Calcutta-Peshawar express"
   - jestingly 
2. Not seriously
   - facetiously, tongue-in-cheek

See also: joking

Encyclopedia: Jokingly

• hedonic
• hedonism
• hedonist
• hedonistic
• Hedysarum
• Hedysarum boreale
• Hedysarum coronarium
• hee-haw
• heebie-jeebies
• heed
• heedful
• heedfully
• heedfulness
• heedless
• heedlessly
• heedlessness
• heel
• heel counter
• heelball
• heelbone
• heeler
• heelless
• heelpost
• heels over head
• heeltap