buttress (verb) - to provide support, encouragement, or justification [buh-tris]
BREAKDOWN: BUT- (beat or strike) + -RESS (condition)
a buttress is a projecting support providing stability to a wall or structure; any source of support or defense
“There is nothing like a newborn baby to renew your spirit and to buttress your resolve to make the world a better place.” —Virginia Clinton Kelley