Synonyms of upgrade in English:

upgrade


See definition of upgrade

verb

1‘there are also plans to upgrade the rail system’

SYNONYMS
improve, better, make better, ameliorate, reform, enhance, add to, customize, touch up
rehabilitate, refurbish, recondition, modernize, update, bring up to date, renovate, redecorate, revamp, restore, remodel, redo, brighten up, spruce up
North American bring up to code
informal do up, fix up
ANTONYMS

degrade

2‘some primary school teachers were upgraded to teach in secondary schools’

SYNONYMS
promote, give a higher rank to, place in a higher rank, give promotion to, give a higher position to, elevate, advance, move up, raise, lift, boost, improve the position of, improve the status of, aggrandize, exalt
informal kick upstairs
archaic prefer
ANTONYMS

downgrade, demote