Thick
Thickhead
Twerp
Twit
Underachiever
Unstable
Witless
Wooden Headed
Write Off
As Happy As A Clam
Beaming
Blissfulness
Blithe
Buoyant
Cheerless
Cheery
Chirpy
Contented
Dejected
Disconsolate
Dispirited
Doleful
Dolefulness
Down At The Mouth
Down In The Dumps
Down In The Mouth
Downcast
Downhearted
Elation
Exhilarated
Exultant
Gleeful
Gloominess
Glum
Glumness
Good Spirits
Grinning
In A Good Mood
In Good Spirits
In Seventh Heaven
Jocular
Jocund
Jollity
Jolly
Jovial
Joviality
Joyless
Jubilant
Jubilation
Jumping For Joy
Long Faced
Low Spirits
Lugubrious
Malaise
Mournfulness
On A High
On Cloud Nine
Over The Moon
Overjoyed
Pit
