unsuitable

Several of her books involve love triangles in which a woman is torn between two men, one of whom readers will recognize as patently unsuitable before her protagonist does.

And so "no matter how unsuitable a breed may be for a particular person, someone somewhere will sell them one".

She also said that her temporary accommodation, a two-bedroom flat, is unsuitable for her and her four children.

Oils behave differently when heated which makes some of them unsuitable for frying.

One man testified that workers were not allowed to leave the heavily guarded factory premises, even to buy food, which he described as dirty and unsuitable for human beings.