protuberancy

== English == === Etymology === From protuberant +‎ -cy. === Noun === protuberancy (countable and uncountable, plural protuberancies) (archaic) The quality or state of being protuberant. A protuberance. === References === “protuberancy”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.