Adjective preexisting has 1 sense
  1. preexistent, pre-existent, preexisting, pre-existing - existing previously or before something; "variations on pre-existent musical themes"
    Antonym: subsequent (indirect, via antecedent)
,Verb preexist has 1 sense
  1. preexist - exist beforehand or prior to a certain point in time; "Did this condition pre-exist?"
    --1 is one way to
    exist, be
    Derived form: noun preexistence1
    Sample sentence:
    Something ----s
,
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