Wiktionary
crumblike
a. Resembling a crumb or crumbs.
Usage examples of "crumblike".
And as he found his bearings, as he twisted and saw the mobile ships in Basilio docks and the sprinkled crumblike boats of Winterstraw Market, he looked up and saw in the cold lancing shadow of the boat above him one of the huge, vague shapes that dangled from the city’s undersides, that was obscured by charms and carefully guarded, that he was forbidden to see.