Present participle; Past participle - disappearing - disappeared Present - disappear - disappear - disappears - disappear - disappear - disappear Past - disappeared - disappeared - disappeared - disappeared - disappeared - disappeared Future - will disappear - will disappear - will disappear - will disappear - will disappear - will disappear Present conditional - would disappear - would disappear - would disappear - would disappear - would disappear - would disappear Present Perfect - have disappeared - have disappeared - has disappeared - have disappeared - have disappeared - have disappeared Past Perfect - had disappeared - had disappeared - had disappeared - had disappeared - had disappeared - had disappeared Future Perfect - will have disappeared - will have disappeared - will have disappeared - will have disappeared - will have disappeared - will have disappeared Past conditional - would have disappeared - would have disappeared - would have disappeared - would have disappeared - would have disappeared - would have disappeared Imperative - - - disappear - - - - - - - -