He failed to perceive that his bad habit was having an adverse effect on his son too.

Solution (By Examveda Team)

Perceive : become aware or conscious of (something); come to realize or understand.
Ignore : refuse to take notice of or acknowledge; disregard intentionally.
Apprehend : arrest (someone) for a crime.
Conceive : form or devise (a plan or idea) in the mind.
Create : bring (something) into existence.

Antonym of Perceive is Ignore