Translation of "ungainliness" into Persian

He was much below the middle height, but his large head, which seemed to hang loosely on his body, gave him an odd ungainliness.

از حد معمول کوتاهتر بود، اما سر بزرگش، که روی بدنش شل و ول به نظر میرسید، زشتی و بیقوارگی ویژهیی به وی میداد.