形容词

1. 不适宜的；不合适的
Someone or something that is unsuitable for a particular purpose or situation does not have the right qualities for it.

1. not worthy of being chosen (especially as a spouse)

Synonym: undesirable

2. not meant or adapted for a particular purpose

e.g. a solvent unsuitable for use on wood surfaces

3. not conducive to good moral development

e.g. the movie is unsuitable for children

4. not capable of being applied

e.g. rules inapplicable to day students

Synonym: inapplicable