ill-fitting

poorly fitted

an ill-fitting pair of jeans

There was no First Class accommodation, and there were always strong draughts from their ill-fitting doors.

improperly matched; unsuitable

It was as if, because of the very strangeness of my heritage and the worlds I straddled, I was from everywhere and nowhere at once, a combination of ill-fitting parts, like a platypus or some imaginary beast, confined to a fragile habitat, unsure of where I belonged.