Synonyms and related words :
crumbling, dense, dilapidated, dusty, exuberant, flourishing, fusty, gross, heavy, impenetrable, jungled, jungly, lush, luxuriant, mildewed, moldering, moldy, moss-grown, moth-eaten, musty, on the downgrade, out of condition, out of shape, out of training, overgrown, overrun, rank, riotous, ruined, ruinous, run to seed, rusty, slipping, soft, stale, stiff, thick, time-scarred, timeworn, unweeded, weed-choked, weed-ridden, weedy, worn