Synonyms of duty in English:

duty


See US English definition of duty

See UK English definition of duty

See Spanish definition of deber

noun

1‘she was free of any binding love or duty’

SYNONYMS
responsibility, obligation, commitment, obedience, allegiance, loyalty, faithfulness, fidelity, respect, deference, reverence, homage
historical fealty

2‘it was his duty to attend the king’

SYNONYMS
job, task, chore, assignment, commission, mission, function, charge, part, place, role, concern, requirement, responsibility, obligation
work, burden, onus
British informal pigeon
dated office

3‘the duty was raised on alcohol and tobacco’

SYNONYMS
tax, levy, tariff, excise, toll, fee, imposition, impost, exaction, tithe, payment, rate
customs, dues
rare mulct

Phrases

    on duty

    ‘the night security man was on duty’


    SYNONYMS
    working, at work, busy, occupied, engaged
    on call, on standby
    informal on the job, tied up
    off duty

    ‘he helped at the hospital even when he was off duty’


    SYNONYMS
    not working, at leisure, on leave, off, off work, free
    British on holiday