one-shot

Synonyms

onetime;

Antonyms

frequent, periodic, periodical, recurrent, recurring, regular, repeated, steady;

Near Antonyms

common, commonplace, everyday, familiar, ordinary, routine, ubiquitous, usual;

cyclic (or cyclical);

constant, continual, hourly, round-the-clock;

accustomed, chronic, confirmed, customary, habitual, inveterate;

annual, yearly;

Related Words

nonce;

inconstant, infrequent, intermittent, irregular, occasional;