Mysteriousness1. (n.) The state or quality of being mysterious.
2. (n.) Something mysterious; a mystery.
Thesaurus Entries
Hippocratic face, alarmingness, appallingness, awfulness, cadaverousness, corpselikeness, creepiness, deadliness, deathlikeness, deathliness, direness, disconcertingness, dismayingness, disquietingness, dreadfulness, elfdom, facies Hippocratica, faerie, fearfulness, fearsomeness, frighteningness, frightfulness, ghastliness, ghostlikeness, ghostliness, ghoulishness, grimness, grisliness, gruesomeness, haggardness, hideousness, horribleness, luridness, macabreness, mask of death, miraculousness, mysteriousness, mystery, numinousness, otherworldliness, paleness, pallor, preternaturalism, scariness, spookiness, startlingness, superhumanity, supernaturalism, supernaturality, supernaturalness, supernature, supernormalness, superphysicalness, supersensibleness, supranaturalism, supranature, terribleness, the occult, the supernatural, the supersensible, transcendentalism, uncanniness, unearthliness, unworldliness, wanness, weirdness, witchery