Synonyms of inexcusable in English:

inexcusable


See definition of inexcusable

adjective

1‘Geoffrey's behaviour was inexcusable’

SYNONYMS
indefensible, unjustifiable, unjustified, unwarrantable, unwarranted, unpardonable, unforgivable, inexpiable
blameworthy, censurable, reprehensible, deplorable, unconscionable, outrageous, disgraceful, regrettable, unacceptable, unreasonable, unworthy
uncalled-for, unprovoked, gratuitous, without cause, without reason, without justification
ANTONYMS

excusable