This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

verb-intransitive. To pass out of sight, especially quickly; disappear. See Synonyms at disappear.

verb-intransitive. To pass out of existence.

verb-intransitive. Mathematics To become zero. Used of a function or variable.

v. To become invisible or to move out of view unnoticed.

v. To become equal to zero.

n. The brief terminal part of a vowel or vocal element, differing more or less in quality from the main part.

verb-intransitive. To pass from a visible to an invisible state; to go out of sight; to disappear; to fade.

verb-intransitive. To be annihilated or lost; to pass away.

n. The brief terminal part of a vowel or vocal element, differing more or less in quality from the main part.

To disappear quickly; pass from a visible to an invisible state; become imperceptible.

To pass out of view; pass beyond the limit of vision; disappear gradually; fade away.

To pass away; be annihilated or lost; be no more.

To rise or be given off, as breath; exhale.

In mathematics, to become zero.

n. In phonetics, a sound with which another principal sound vanishes or ends, as the ē-sound of ā (the i in ei as pronounced in veil), or the ö-sound of ō (the u in ou as pronounced in soul).

v. cease to exist

v. become invisible or unnoticeable

v. pass away rapidly

v. decrease rapidly and disappear

v. get lost, as without warning or explanation

"There, Ed, you can give one last wail about being called a racist and vanish from the thread."

appear   

vanished    vanishes    vanishing   

stop    finish    terminate    cease    end    go by    lapse    elapse    glide by    slide by   

vanishing plane    vanishing fraction    vanishing point    vanishing circle    vanishing stress    vanishing line   

falloff    fade    remove    blow over    absent    skip town    pass    fleet    evanesce    fall away   

disappear    fade    melt    evaporate    fleet    fly    sink    die    die away    die out   

Spanish    banish    clannish    spanish   

harvest moon    `appeased'.the    cautiousness    tobacco-box    half-stifled    anon    83-18    armed    half-century-old    unlaid