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

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

• underkeeping
• underkeeps
• underkept
• underking
• underkingdom
• underkingdoms
• underkings
• underlaid
• underlain
• underlap
• underlapped
• underlapping
• underlaps
• underlay
• underlayer
• underlayers
• underlaying
• underlays
• underlease
• underleased
• underleases
• underleasing
• underlet
• underlets
• underletter