littleneck (noun) clam: bivalve living in ocean
Sinonime: backward, bottom up, bottom-side-up, capsized, confused, disordered, downside-up, haywire, helter-skelter, in chaos, in disarray, jumbled, mixed-up, on head, overturned, reversed, tangled, topsy-turvy, upended,
upset, upturned, wrong way, wrong-side-up