goof-off 
noun North American informal
A person who is habitually lazy or does less than their fair share of work: it miffed us that the goof-offs hardly ever got fired...
- I Should Be Working is devoted to ‘slackers, goof-offs, procrastinators, loafers, ‘long lunchers’, and web addicted employees worldwide.’
- And the nice thing's he's such a dissembling goof-off that nobody ever suspects he'd do any of the things he winds up doing.
- She didn't tolerate goof-offs and encouraged talent, creativity.
- prepositor
- prepositus
- prepossess
- prepossessed
- prepossessing
- prepossession
- preposterous
- preposterously
- preposterousness
- prepotence
- prepotency
- prepotent
- prepotential
- prepotently
- prepper
- preppie
- prepping
- preppy
- preprandial
- pre-precipitation
- pre-preference
- pre-preferential
- prepreg
- pre-prep
- pre-preparatory