slimsy

slim·sy

(slĭm′zē) also slimp·sy (slĭmp′sē)adj. slim·si·er, slim·si·est also slimp·si·er or slimp·si·est Informal Frail; flimsy.
[Blend of slim and flimsy.]

slimsy

(ˈslɪmzɪ) or

slimpsy

adj, -sier or -siestinformal US frail[C19: from slim + flimsy]