Superannuated
Part of speech: adjective
Definition: obsolete due to age retired or discarded due to age
Obsolete
Part of speech: verb
Definition: To perform some action that causes, or attempts to cause, something to become obsolete.
Part of speech: adjective
Definition: no longer in use; gone into disuse; disused or neglected (often by preference for something newer, which replaces the subject).Imperfectly developed; not very distinct.
Example sentence: I can't say the advertising model is obsolete yet but it doesn't make a lot of sense in the long range.