jovial /jōˈvi-əl/

1. Joyous
2. Full of jollity and geniality
3. (with cap) of the god or planet or influenced by Jupiter

• Letters of peace
• Letters pacifical
• letters patent
• letters requisitory
• letters rogatory
• letter-stamp
• letter-stamps
• letter-weight
• letter-weights
• letter-wood
• letter-writer
• letter-writers
• let the cat out of the bag
• let the grass grow under one's feet
• let the side down
• Lettic
• letting
• letting down
• letting go
• lettings
• Lettish
• Lettland
• lettre
• lettre de cachet
• lettre de change