ambiguous (especially in the negative); "she spoke in no uncertain terms"
not established beyond doubt; still undecided or unknown; "an uncertain future"; "a manuscript of uncertain origin"; "plans are still uncertain"; "changes of great if uncertain consequences"; "without further evidence his story must remain uncertain"
lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"
not certain to occur; not inevitable; "everything is uncertain about the army"; "the issue is uncertain"
not consistent or dependable; "an uncertain recollection of events"; "a gun with a rather uncertain trigger"
relating to or containing or caused by mercury; "mercurial preparations"; "mercurial sore mouth"
relating to or having characteristics (eloquence, shrewdness, swiftness, thievishness) attributed to the god Mercury; "more than Mercurial thievishness"
relating to or under the (astrological) influence of the planet Mercury; "the Mercurial canals"
occupied with or fond of the pleasures of good company; "a convivial atmosphere at the reunion"; "a woman of convivial nature"; "he was a real good-time Charlie"
such that alteration is possible; having a marked tendency to change; "changeable behavior"; "changeable moods"; "changeable prices"
varying in color when seen in different lights or from different angles; "changeable taffeta"; "chatoyant (or shot) silk"; "a dragonfly hovered, vibrating and iridescent"
subject to change; "a changeable climate"; "the weather is uncertain"; "unsettled weather with rain and hail and sunshine coming one right after the other"