"Ill-adapted" is a term that describes something that is not well suited for its purpose or environment. There are many different synonyms that can be used to describe this concept, including "unsuitable," "inappropriate," "unfit," "unmatched," "inadequate," "misfit," "unqualified," "mismatched," "awkward," "unsuited," and "out of place." Each of these words carries its own connotations and shades of meaning, so it's important to choose the one that best captures the intended nuance. Whether you're describing a poorly designed tool, an employee who is not a good fit for their job, or a plant that is struggling in its environment, there are many different words that can help you accurately convey the idea of being ill-adapted.