Synonyms of insufficient in English:

insufficient

adjective

  • 1 the emergency lighting is insufficient insufficient funds
    not enough, too little, too few, too small;
    incomplete, restricted, limited
    informal measly, pathetic, piddling
  • Definition of insufficient in:

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    Word of the day flagitious
    Pronunciation: fləˈdʒɪʃəs
    adjective
    (of a person or their actions) criminal; villainous