1. Very suddenly and to a great degree
   "conditions that precipitously increase the birthrate"
   - sharply 
2. Abruptly; in a precipitous manner
   "the mountains rose precipitously from the shore"

See also: precipitous

• sunk
• sunk fence
• sunken
• sunken arch
• sunken garden
• sunken-eyed
• sunlamp
• sunless
• sunlight
• sunlit
• sunlounger
• Sunna
• Sunnah
• Sunni
• Sunni Islam
• Sunni Muslim
• sunnies
• sunnily
• sunniness
• Sunnite
• sunny
• sunny-side up
• sunporch
• sunray
• sunray lamp