numskull or numbskull/ʹnumskul/ noun

• gopik
• go places
• go postal
• go public
• goral
• gorblimey
• Gordian knot
• gore
• go/retreat into one's shell
• gorge
• gorgeous
• gorget
• gorgio
• gorgon
• gorgonian
• Gorgonzola
• gorilla
• gormandize
• gormless
• go round
• go round the houses
• gorse
• Gorsedd
• go/run like the clappers
• go/run round in circles