extinct
adj: having no living members, no longer in existence
extract
v: remove or take out, especially by force; n: a short passage taken from a piece of writing/music/film, active ingredient in concentrated form
factor
n: a circumstance, face, influence that contributes to a result or outcome; v: organize into different components that are easier to maintain and work with
former
adj: having previously filled a particular role or been a particular thing
