encumbered -
loaded to excess or impeded by a heavy load; "a summer resort...encumbered with great clapboard-and-stucco hotels"- A.J.Liebling; "a hiker encumbered with a heavy backpack"; "an encumbered estate"
unencumbered free of encumbrance; "inherited an unencumbered estate"
burdened,
heavy-laden,
loaded down bearing a physically heavy weight or load; "tree limbs burdened with ice"; "a heavy-laden cart"; "loaded down with packages"
clogged loaded with something that hinders motion; "The wings of birds were clogged with ice and snow"-Dryden
