1) An unfortunate circumstance 2) Bad luck 3) Inappropriateness 4) Misfortune 5) Unhappiness 
• (n.) That (as an act, word, expression, etc.) which is infelicitous; as, infelicities of speech. • (n.) The state or quality of being infelicitous; unhappiness; misery; wretchedness; misfortune; want of suitableness or appropriateness.
In`fe·lic'i·ty noun ; plural Infelicities . [ Latin infelicitas : confer French infélicité . See In- not, and Felicity .] 1. The state or quality of being infelicitous; unhappiness; misery; wretchedness; misfortune; want of suitableness or appropr...
[n] - inappropriate and unpleasing manner or style esp of expression
noun inappropriate and unpleasing manner or style (especially manner or style of expression)
the quality or state of being unhappy; unhappiness. · misfortune; bad luck. · an unfortunate circumstance; misfortune. · inaptness, inappropriateness, or awkwardness, as of action or expression. · something inapt or infelicitous: infelicities of style.