cockatrice /kokˈə-trēs or -trīs or -tris/

1. A fabulous monster, a serpent with the wings of a bird and the head of a cock
2. A cock-like monster with a dragon's tail (heraldry)
3. A prostitute (obsolete)
4. A mischievous or treacherous person (figurative)

• blue ruin
• blue ruins
• blues
• blue screen
• blue-screen
• blue screens
• blue shark
• blue sharks
• blue sheep
• bluesier
• bluesiest
• blue-skies
• blue-sky
• blue-sky laws
• blue-sky thinking
• bluesman
• bluest
• bluestocking
• bluestockings
• bluestone
• bluestones
• blue streak
• blue streaks
• bluesy
• blue thistle