Clash v. i. [imp. & p. p. Clashed p. pr. & vb. n. Clashing.]
1. To make a noise by striking against something; to dash noisily together.
2. To meet in opposition; to act in a contrary direction; to come onto collision; to interfere.
However some of his interests might clash with those of the chief adjacent colony. --Palfrey.
clashing
adj : sharply and harshly discordant; "clashing interests of
loggers and conservationists"; "clashing colors"