quiet in WordNet English dictionary

1. make calm or still
   "quiet the dragons of worry and fear"
   calm  calm down  quiet  tranquilize  tranquillize  tranquillise  quieten  lull  still 
   
2. become quiet or quieter
   "The audience fell silent when the speaker entered"
   quieten  hush  quiet  quiesce  quiet down  pipe down 
   

1. in a softened tone
   "hushed voices"; "muted trumpets"; "a subdued whisper"; "a quiet reprimand"
   hushed  muted  subdued  quiet 
   
2. (of a body of water) free from disturbance by heavy waves
   "a ribbon of sand between the angry sea and the placid bay"; "the quiet waters of a lagoon"; "a lake of tranquil blue water reflecting a tranquil blue sky"; "a smooth channel crossing"; "scarcely a ripple on the still water"; "unruffled water"
   placid  quiet  still  tranquil  smooth  unruffled 
   
3. free of noise or uproar; or making little if any sound
   "a quiet audience at the concert"; "the room was dark and quiet"
   quiet 
   
4. characterized by an absence or near absence of agitation or activity
   "a quiet life"; "a quiet throng of onlookers"; "quiet peace-loving people"; "the factions remained quiet for almost 10 years"
   quiet 
   
5. of the sun characterized by a low level of surface phenomena like sunspots e.g.
   quiet 
   
6. not showy or obtrusive
   "clothes in quiet good taste"
   quiet  restrained 
   

1. a period of calm weather
   "there was a lull in the storm"
   lull  quiet 
   
2. a disposition free from stress or emotion
   repose  quiet  placidity  serenity  tranquillity  tranquility 
   
3. the absence of sound
   "he needed silence in order to sleep"; "the street was quiet"
   silence  quiet 
   
4. an untroubled state; free from disturbances
   tranquillity  tranquility  quiet 
   

1. with little or no activity or no agitation (`quiet' is a nonstandard variant for `quietly')
   "her hands rested quietly in her lap"; "the rock star was quietly led out the back door"; "sit here as quiet as you can"
   quietly  quiet  quietly  quiet