over-happy
/ˌəʊvəˈhapi/adjective
Very happy; excessively happy.
- Frequently in negative contexts..
Origin
Late 16th century. From over- + happy noun.
- decompression
- decompression chamber
- decompression sickness
- decompressor
- decondition
- deconditioned
- deconditioning
- deconflict
- deconfliction
- decongest
- decongestant
- decongestion
- deconsecrate
- deconsecration
- deconstruct
- deconstruction
- deconstructionism
- deconstructionist
- deconstructive
- decontaminant
- decontaminate
- decontamination
- decontextualise
- decontextualization
- decontextualize