Synonyms of sicken in English:

sicken


See US English definition of sicken

See UK English definition of sicken

verb

1‘the stench of blood sickened him’

SYNONYMS
nauseate, make someone feel nauseous, make someone sick, turn someone's stomach, make someone's gorge rise, make someone's stomach rise, revolt, disgust, appal, repel, repulse, be repugnant to, offend
informal make someone want to throw up
North American informal gross out

2‘his little sister had sickened and died’

SYNONYMS
become ill, fall ill, be taken ill, be taken sick, catch something
relapse, have a relapse, suffer a relapse, worsen, deteriorate, weaken, fail, sink
ANTONYMS

recover

3‘I think I'm sickening for something’

SYNONYMS
become ill with, fall ill with, be taken ill with, show symptoms of, become infected with, get, catch, develop, pick up, contract, come down with, be struck down with, be stricken with
British go down with
informal take ill with
North American informal take sick with
ANTONYMS

recover from, get over

4‘they are afraid they will sicken of each other’

SYNONYMS
tire, weary, become tired of, get tired of, become fed up with, get fed up with, become bored by, become bored with, get bored by, get bored with, become satiated with, get satiated with, feel jaded with, have had a surfeit of, have had a glut of
informal become bored of, get bored of, have had something up to here