reenforce
verb
re·en·force
less common spelling of reinforce
1
: to strengthen by additional assistance, material, or support : make stronger or more pronounced
reinforce levees reinforce the elbows of a jacket reinforce ideas
2
: to strengthen or increase by fresh additions
reinforce our troops were reinforcing their pitching staff
3
: to stimulate (a subject, such as an experimental animal) by reinforcement (see reinforcement sense 3)
also
: to encourage (a response) by reinforcement
: to seek or get reinforcements