suffocate

[suhf-uh-keyt]
verb (used with object), suffocated, suffocating.
1.
to kill by preventing the access of air to the blood through the lungs or analogous organs, as gills; strangle.
2.
to impede the respiration of.
3.
to discomfort by a lack of fresh or cool air.
4.
to overcome or extinguish; suppress.
verb (used without object), suffocated, suffocating.
5.
to become suffocated; stifle; smother.
6.
to be uncomfortable due to a lack of fresh or cool air.

Origin:
1520–30; < Latin suffōcātus (past participle of suffōcāre to choke, stifle), equivalent to suf- suf- + -fōc- (combining form of fauc-, stem of faucēs throat) + -ātus -ate1

suffocatingly, adverb
suffocation, noun
suffocative, adjective
unsuffocated, adjective
unsuffocative, adjective
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World English Dictionary
suffocate (ˈsʌfəˌkeɪt)
 
vb
1.  to kill or be killed by the deprivation of oxygen, as by obstruction of the air passage or inhalation of noxious gases
2.  to block the air passages or have the air passages blocked
3.  to feel or cause to feel discomfort from heat and lack of air
 
[C16: from Latin suffōcāre, from sub- + faucēs throat]
 
'suffocating
 
adj
 
'suffocatingly
 
adv
 
suffo'cation
 
n
 
'suffocative
 
adj

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Etymonline
Word Origin & History

suffocation
1460 (implied in pp. adj. suffocate), from M.Fr. suffocation, from L. suffocationem (nom. suffocatio) "a choking, stifling," from suffocatus, pp. of suffocare "suffocate," originally "to narrow up," from sub "up (from under)" + fauces (pl.) "throat, narrow entrance."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

suffocate suf·fo·cate (sŭf'ə-kāt')
v. suf·fo·cat·ed, suf·fo·cat·ing, suf·fo·cates

  1. To impair the respiration of; asphyxiate.

  2. To suffer from lack of oxygen; to be unable to breathe.


suf'fo·ca'tion n.
suf'fo·ca'tive adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Dozens died of suffocation in the airless, rolling ovens.
Direct exposure could cause frostbite and even suffocation.
Sharks are said to die of suffocation if they stop swimming, and the same is
  nearly true of information.
If you fall into a tree well headfirst, you run the risk of almost instant
  suffocation.
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