Synonym: appease, calm, cool, crush, extinguish, hush, lull, mollify, pacify, quiet, reduce, smother, stifle, subdue, suppress. Similar words: fuel, cruel, sequel, uniquely, grueling, obliquely, brusquely, cruel and unusual punishment. Meaning: [kwel] 
v. 1. suppress or crush completely 2. overcome or allay.
v. 1. suppress or crush completely 2. overcome or allay. 
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1 Police used live ammunition to quell the disturbances.
2 Soldiers were sent in to quell the riots.
3 Police in riot gear were called in to quell the disturbances/unrest.
4 Troops were sent in to quell the disorder.
5 Extra police were called in to quell the disturbances.
6 Troops were called in to quell the violence.
7 This medicine will quell your sore throat.
8 The Information Minister is trying to quell fears of a looming oil crisis.
9 This latest setback will have done nothing to quell the growing doubts about the future of the club.
10 'Jerry?' she called,[www.Sentencedict.com] trying to quell the panic inside her.
11 Saying it helped to quell that flicker of excitement.
12 Even this cold weather can not quell it.
13 Extra police were called in to quell the disturbance.
14 Police fired tear gas to quell the rioting.
15 The President took immediate steps to quell the uprising.
16 Extra police were called to quell the disturbance.
17 What passions cannot music raise or quell? John Dryden 
18 The police have to march in to quell the riots; when the police fail[sentencedict.com], the army.
19 Extra police were called to quell the disturbance when, without provocation, Williamson punched Mr Coulthard.
20 To quell a riot, she kept a sympathetic hand on the manager's arm while the young boy repeated her instructions.
21 The police were called in to quell the riot that ensued.
22 Police stood by to quell any pro-independence demos, but the day passed quietly.
23 But it did little to quell qualms among the committee members, particularly Republicans.
24 Outside stood untold thousands of protesters and 10,000 state troops to quell them.
25 Christopher Jabelman, above left, was haunted by anxiety and depression, which he attempted to quell with sweet sherry.
26 The numbers were in line with economists expectations and did nothing to quell the speculation over a rate cut.
27 After 10 days of gun battles, Federal troops were called out to quell the violence.
28 The other is use of protease inhibitors, a class of drugs with an unusual ability to quell virus replication.
29 An argument erupted between Marvin and Boyd which the President had to quell.
30 Or at least we would have had action to quell disturbances earlier.