mild in WordNet English dictionary

1. mild and pleasant
   "balmy days and nights"; "the climate was mild and conducive to life or growth"; "a soft breeze"
   balmy  mild  soft 
   
2. humble in spirit or manner; suggesting retiring mildness or even cowed submissiveness
   "meek and self-effacing"
   meek  mild  modest 
   
3. moderate in type or degree or effect or force; far from extreme
   "a mild winter storm"; "a mild fever"; "fortunately the pain was mild"; "a mild rebuke"; "mild criticism"
   mild