adequate in WordNet English dictionary

1. having the requisite qualities or resources to meet a task
   "she had adequate training"; "her training was adequate"; "she was adequate to the job"; "he was equal to the task"
   adequate  equal 
   
2. about average; acceptable
   "more than adequate as a secretary"
   adequate  passable  fair to middling  tolerable 
   
3. sufficient for the purpose
   "an adequate income"; "the food was adequate"; "a decent wage"; "enough food"; "food enough"
   adequate  decent  enough