What's the root?
Maladapted
mal
Chronology
time
Unhappy
Un
Ex-boyfriend
former, past
Beneficial
bene
light
Mistake
Mis
Subway
under, below
Manipulate
Man
Fracture
Break
Forewarn
fore
Interview
Between
Autobiography
auto, bio, graph
Biology
life
Illogical
il
Imperfect
Not