Latin Roots (7)
1. duct(t)Roots:

   ·duc(t), dice (to lead): conduct, reduce, education, abduct, deductive
　·fed(er), fid(e) (faith, trust): federal, confidence,  infidel, bona fide, confide
　·fin(e) (end, limit): finish, confine, infinitesimal, affinity, infinity
　·flect, flex (to blend): deflect, reflex, reflector, flexibility, genuflect, flexor

Words:
　·aqueduct: a large pipe or other conduit made to bring water from a great distance
　·conducive: tending to lead, help, assist, or result in
　·definitive: completely accurate, reliable, and authoritative
　·fidelity: faithfulness to one's promises or obligations
　·fiduciary: an individual who holds something in today for another
　·finale: a "grand" conclusion, as of a performance last scene of a play
　·finite: limited or bordered by time or by any measurement
　·flexuous: winding in and out
　·inducement: anything used or given to persuade or motivate
　·inflection: a slight change in front or modulation of the voice, as in a point of emphasis
　·perfidious: characteristic of one who would intentionally betray a faith or trust
　·traduce: to speak falsely of to slander or defame