aware

discerning

dɪˈsəːnɪŋ

adjective

having or showing good judgement.

the brasserie attracts discerning customers

discriminating,selective,judicious,tasteful,refined,cultivated,cultured,sophisticated,enlightened,sensitive,subtle,critical,perceptive,insightful,percipient,perspicacious,penetrating,astute,shrewd,ingenious,clever,intelligent,sharp,wise,erudite,aware,knowing,sagacious,sapient

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conscious

ˈkɒnʃəs

adjective

aware of and responding to one’s surroundings.

although I was in pain, I was conscious

aware,awake,wide awake,compos mentis,alert,responsive,reactive,feeling,sentient,aware of,alive to,awake to,alert to,sensitive to,cognizant of,mindful of,sensible of,wise to,in the know about,hip to,ware of,seized of,recognizant of,regardful of

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cognizant

ˈkɒ(ɡ)nɪz(ə)nt

adjective

having knowledge or awareness.

statesmen must be cognizant of the political boundaries within which they work

aware,conscious,apprised,abreast,sensible of/to,alive to,sensitive to,alert to,familiar with,acquainted with,in the know about,au fait with,conversant with,au courant with,up to date (with),up with,well versed in,knowledgeable about,well informed about,no stranger to,well up on,genned up on,clued in on,wise to,hip to,ware of

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cautious

ˈkɔːʃəs

adjective

(of a person) careful to avoid potential problems or dangers.

a cautious driver

careful,wary,aware,heedful,attentive,alert,watchful,vigilant,circumspect,prudent,guarded,on one’s guard,chary,mindful,cagey

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carefullest

ˈkɛːfʊl
ˈkɛːf(ə)l

adjective

making sure of avoiding potential danger, mishap, or harm; cautious.

I begged him to be more careful

cautious,heedful,alert,aware,attentive,watchful,vigilant,wary,on guard,chary,circumspect,prudent,mindful,guarded,unhurried,measured,deliberate,leery,cagey

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careful

ˈkɛːfʊl
ˈkɛːf(ə)l

adjective

making sure of avoiding potential danger, mishap, or harm; cautious.

I begged him to be more careful

cautious,heedful,alert,aware,attentive,watchful,vigilant,wary,on guard,chary,circumspect,prudent,mindful,guarded,unhurried,measured,deliberate,leery,cagey

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attentive

/əˈtɛn(t)ɪv/

adjective

Paying close attention to something.

never before had she had such an attentive audience

alert,awake,watchful,wide awake,observant,perceptive,percipient,acute,aware,noticing,heeding,heedful,mindful,vigilant,on guard,on one’s guard,on one’s toes,on the qui vive,on the lookout

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alerts

/əˈləːt/

adjective

Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.

an alert police officer discovered a lorry full of explosive

vigilant,wide awake,aware,watchful,attentive,observant,circumspect,wary,chary,heedful,canny

noun

The state of being watchful for possible danger.

security forces are on the alert for an upsurge in violence

vigilance,watchfulness,carefulness,attentiveness,guardedness,care,caution,cautiousness,wariness,chariness,alertness,circumspection,prudence,heedfulness,heed,mindfulness

verb

Warn (someone) of a danger or problem.

he alerted people to the dangers of smoking

warn,notify,apprise,caution,put on one’s guard,forewarn,put on the qui vive,arouse

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alerting

/əˈləːt/

adjective

Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.

an alert police officer discovered a lorry full of explosive

vigilant,wide awake,aware,watchful,attentive,observant,circumspect,wary,chary,heedful,canny

noun

The state of being watchful for possible danger.

security forces are on the alert for an upsurge in violence

vigilance,watchfulness,carefulness,attentiveness,guardedness,care,caution,cautiousness,wariness,chariness,alertness,circumspection,prudence,heedfulness,heed,mindfulness

verb

Warn (someone) of a danger or problem.

he alerted people to the dangers of smoking

warn,notify,apprise,caution,put on one’s guard,forewarn,put on the qui vive,arouse

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alertest

/əˈləːt/

adjective

Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.

an alert police officer discovered a lorry full of explosive

vigilant,wide awake,aware,watchful,attentive,observant,circumspect,wary,chary,heedful,canny

noun

The state of being watchful for possible danger.

security forces are on the alert for an upsurge in violence

vigilance,watchfulness,carefulness,attentiveness,guardedness,care,caution,cautiousness,wariness,chariness,alertness,circumspection,prudence,heedfulness,heed,mindfulness

verb

Warn (someone) of a danger or problem.

he alerted people to the dangers of smoking

warn,notify,apprise,caution,put on one’s guard,forewarn,put on the qui vive,arouse

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alerter

/əˈləːt/

adjective

Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.

an alert police officer discovered a lorry full of explosive

vigilant,wide awake,aware,watchful,attentive,observant,circumspect,wary,chary,heedful,canny

noun

The state of being watchful for possible danger.

security forces are on the alert for an upsurge in violence

vigilance,watchfulness,carefulness,attentiveness,guardedness,care,caution,cautiousness,wariness,chariness,alertness,circumspection,prudence,heedfulness,heed,mindfulness

verb

Warn (someone) of a danger or problem.

he alerted people to the dangers of smoking

warn,notify,apprise,caution,put on one’s guard,forewarn,put on the qui vive,arouse

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alerted

/əˈləːt/

adjective

Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.

an alert police officer discovered a lorry full of explosive

vigilant,wide awake,aware,watchful,attentive,observant,circumspect,wary,chary,heedful,canny

noun

The state of being watchful for possible danger.

security forces are on the alert for an upsurge in violence

vigilance,watchfulness,carefulness,attentiveness,guardedness,care,caution,cautiousness,wariness,chariness,alertness,circumspection,prudence,heedfulness,heed,mindfulness

verb

Warn (someone) of a danger or problem.

he alerted people to the dangers of smoking

warn,notify,apprise,caution,put on one’s guard,forewarn,put on the qui vive,arouse

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alert

/əˈlərt/

adjective

Quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant.

an alert police officer discovered a truck full of explosives

vigilant,wide awake,aware,watchful,attentive,observant,circumspect,wary,chary,heedful,canny

noun

The state of being watchful for possible danger.

security forces were placed on alert

vigilance,watchfulness,carefulness,attentiveness,guardedness,care,caution,cautiousness,wariness,chariness,alertness,circumspection,prudence,heedfulness,heed,mindfulness

transitive verb

Warn (someone) of a danger, threat, or problem, typically with the intention of having it avoided or dealt with.

he alerted people to the dangers of smoking

warn,notify,apprise,caution,put on one’s guard,forewarn,put on the qui vive,arouse

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