Synonyms of let someone down in English:

let someone down


See definition of let someone down

phrase

1‘it's his players who have let the team down’

SYNONYMS
fail, fail to support, fall short of expectation
disappoint, disillusion, disenchant
abandon, desert, leave stranded, leave in the lurch, leave high and dry, betray, neglect, jilt
stab in the back
North American informal bail on
archaic forsake
ANTONYMS

support, satisfy, do one's bit