unsuitable

adjectives

not meant or adapted for a particular purpose
"a solvent unsuitable for use on wood surfaces"
is derived from
is derived from
is similar to
below the required standards for a purpose
"an unfit parent"; "unfit for human consumption"
not capable of being applied
"rules inapplicable to day students"
is derived from
not conducive to good moral development
"the movie is unsuitable for children"
is derived from
is similar to
having undesirable or negative qualities
"a bad report card"; "his sloppy appearance made a bad impression"; "a bad little boy"; "clothes in bad shape"; "a bad cut"; "bad luck"; "the news was very bad"; "the reviews were bad"; "the pay is bad"; "it was a bad light for reading"; "the movie was a bad choice"
not worthy of being chosen (especially as a spouse)
is derived from