opportune Antonyms

inopportune inappropriate improper unseemly unseasonable unlucky unhappy not good unfortunate unfit undue unbecoming poor malapropos untime untimely vile out of place ill-suited imprecise counterproductive counter-productive dysfunctional ill-sorted unfitting unattractive irrelevant unsuitable wrong latish intempestive distressing distasteful dismaying disgusting disastrous disadvantageous direful dire catastrophic bad awful dreadful gruesome grim disagreeable infelicitous incorrect inconvenient incongruous