Abounding in shelves; full of dangerous shallows.(adjective)
Full of strata of rock.(adjective)
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Use "shelfy" in a sentence
"Just like me shelfy shelf at home and I got a terrible twang in my terrible stomach and I missed my dark slips."
"I just need to get some storage for under the desk I tried Ikea and found nothing suitable, but I think I'll try again - if I can't get a little shelfy unit thing from Ikea, where can I go?"
"Smooth water, sandy coves, and shelfy landings tempted comfortable jobs; and any man owning a boat that would carry a sail as big as a shawl might smuggle, with heed of the weather, and audacity."