Synonyms of peremptory in English:

peremptory


See US English definition of peremptory

See UK English definition of peremptory

See Spanish definition of autoritario

adjective

1‘‘Just do it!’ came the peremptory reply’

SYNONYMS
brusque, imperious, high-handed, brisk, abrupt, summary, commanding, authoritative, overbearing, dogmatic, autocratic, dictatorial, bossy, domineering, arbitrary, arrogant, overweening, lordly, tyrannical, despotic, imperial, magisterial, authoritarian
emphatic, firm, insistent, imperative, positive

2‘a peremptory order of the court’

SYNONYMS
incontrovertible, irreversible, binding, absolute, final, conclusive, decisive, definitive, categorical, irrefutable, unconditional, unchallengeable
Law unappealable