Noun
The quality or state of being unlikely.
Source: Webster's dictionaryDespite the unlikeliness of this supposition, the V Corps division of Brig. Gen. Andrew A. Humphreys was ordered to attack and capitalize on the situation. Source: Internet
The extreme unlikeliness of this event according to the laws of probability leads Guildenstern to suggest that they may be "within un-, sub- or supernatural forces". Source: Internet