Re·per·cuss v. t. [imp. & p. p. Repercussed p. pr. & vb. n. Repercussing.] To drive or beat back; hence, to reflect; to reverberate.
Perceiving all the subjacent country, . . . to repercuss such a light as I could hardly look against. --Evelyn.
v : cause repercussions; have an unwanted effect