Adjective
1. not meant or adapted for a particular purpose;
"a solvent unsuitable for use on wood surfaces"2. not capable of being applied;
"rules inapplicable to day students"3. not conducive to good moral development;
"the movie is unsuitable for children"4. not worthy of being chosen (especially as a spouse)
5. not appropriate for a purpose or occasion;
"unsuitable attire for the office""said all the wrong things"