kol・lab・o・rate
/ke’labe,rat/
verb
work jointly on an activity, especially to produce or create something.
kul・ti・vate
/’kelte,vat/
verb
try to acquire or develop (a quality, sentiment, or skill).
ko・er・cion
/koerZHen,koerSHen'/
noun
the practice of persuading someone to do something by using force or threats.