DICT.TW Dictionary Taiwan

 Shelf·y a.
 1. Abounding in shelves; full of dangerous shallows. “A shelfy coast.”
 2. Full of strata of rock. [Obs.]
    The tillable fields are in some places . . . so shelfy that the corn hath much ado to fasten its root.   --Carew.
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 shelfy
      adj : full of submerged reefs or sandbanks or shoals; "reefy
            shallows"; "shoaly waters" [syn: reefy, shelvy, shoaly]