schmo, schmoe, or shmo /shmō/ (US sl)

A stupid or a boring person, a fool

• costate
• costated
• cost-benefit analysis
• cost-benefit assessment
• cost centre
• cost centres
• coste
• costean
• costeaned
• costeaning
• costeanings
• costean-pit
• costean-pits
• costeans
• costed
• cost-effective
• cost-effectiveness
• cost efficiency
• cost-efficient
• coster
• costermonger
• costermongers
• costers
• costes
• cost-free