sick · adjective /sɪk/Full view
Nouns: sick, sickness
Adjectives: sick, sickening, sickly
Verbs: sicken
Adverbs: sickeningly
sick
A2 not feeling well, or suffering from a disease
Dictionary examples:

a sick child

I feel sick.

I hope you don't get sick.

My boss was out sick most of last week.

Sarah called in sick.

Learner example:

Everybody went except Natalie because she was sick. (Key English Test; A2; Spanish)

be sick of sth
B2 to be bored with or annoyed about something that has been happening for a long time
Dictionary example:

I'm sick of people telling me how to run my life.

Learner example:

Michael was sick of seeing the same story happen all over again. (First Certificate in English; B2; Spanish)

sick (CRUEL)
C2 cruel and unpleasant
Dictionary examples:

He's got a sick mind.

a sick joke

Learner example:

Her sick mind was obsessed with the impunity that criminals were treated [with at] trials and with the corrupted jud[g][es that [hold] those trials, and decided she would kill all of them and put an end to the impunity. (Certificate of Proficiency in English; C2; Portuguese)

sick to your stomach
C2 likely to vomit
Dictionary example:

I feel sick to my stomach.

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