humdinger /hum-dingˈər/ (slang)

1. An exceptionally excellent person or thing
2. A smooth-running engine
3. A swift vehicle or aircraft

• catch-the-ten
• catch up
• catchup
• catchweed
• catchweeds
• catchweight
• catchword
• catchwords
• catchy
• cat-cracker
• cat-crackers
• cat-cracking
• cat door
• cat doors
• cate
• catechesis
• catechetic
• catechetical
• catechetically
• catechetics
• catechin
• catechins
• catechise
• catechised
• chloasmata