slap·hap·py 
(slăphăp′ē)
(slăphăp′ē)adj. slap·hap·pi·er, slap·hap·pi·est
Slang
Slang
1. Dazed, silly, or incoherent from or as if from blows to the head; punch-drunk.
2. Happy-go-lucky.
- disproportionately
- disproportionateness
- disprovable
- disproval
- disprove
- disputability
- disputable
- disputably
- disputant
- disputation
- disputatious
- disputatiously
- disputatiousness
- dispute
- disputer
- disqualification
- disqualify
- disquiet
- disquietingly
- disquietly
- disquietude
- disquisition
- Disraeli
- disrate
- disregard