gowk or gouk /gowk/ (Scot and N Eng dialect)

1. A cuckoo
2. A fool
3. An April fool

• fife
• fifed
• fife-major
• fife-majors
• fifer
• fife rail
• fife rails
• fifers
• Fifers
• fifes
• fifing
• Fifish
• FIFO
• fifteen
• fifteener
• fifteeners
• Fifteen O's
• fifteens
• fifteenth
• fifteenthly
• fifteenths
• fifth
• Fifth Amendment
• fifth column
• fifth columnist