conflict (v.) Look up conflict at Dictionary.com
c.1430, from L. conflictus, pp. of confligere "to strike together," from com- "together" + fligere "to strike" (see afflict). The noun also dates from mid-15c. Psychological sense of "incompatible urges in one person" is from 1859 (hence conflicted, pp. adj.); Phrase conflict of interest was in use by 1743.