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

• gratefulness
• grater
• graticule
• gratification
• gratified
• gratify
• gratifying
• gratifyingly
• gratin
• grating
• gratingly
• gratis
• gratitude
• gratuitous
• gratuitously
• gratuitousness
• gratuity
• gratulatory
• gravadlax
• gravamen
• grave
• grave accent
• grave mound
• gravedigger
• gravel