“disappear”

To pass suddenly and completely out of sight or existence.

“The fox vanished into the undergrowth before she could blink.”

Best for: Slightly more vivid than 'disappear'; works in fiction, journalism, and everyday speech.

To dissipate or fade away gradually like vapor.

“The morning mist evanesced as the sun climbed above the ridge.”

Best for: Best suited to poetic prose or atmospheric descriptions of gradual fading.

To fade or melt away as though absorbed into the surrounding environment.

“The crowd dissolved into the narrow streets of the old city.”

Best for: Useful when disappearance feels fluid or seamless rather than sudden.

To cease to have physical form; to vanish as though stripped of matter.

“He dematerialized from her life so completely it was as if he had never existed.”

Best for: Carries a slightly surreal or science-fiction tone; striking in literary fiction.

An archaic or poetic verb meaning to vanish or pass away from sight entirely.

“She turned, and by the time he looked back, she had evanished like a half-remembered dream.”

Best for: Archaic usage; ideal for historical fiction or deliberately ornate prose.

To defect or withdraw entirely from a place, cause, or belief, effectively vanishing from it.

“He apostatized from public life after the scandal, never to be seen at any gathering again.”

Best for: Figurative use only; best when disappearance carries a sense of deliberate abandonment or betrayal.