1.compulsion：n. 1.强制2.难以抗拒的冲动
2.compute：v. 1. 计算，估算
He computed that the project would take seven years to complete.（他估计这项计划要花七年才能完成。）
3.conceal：v. 隐藏
During the talk among the comrades, nothing should be concealed.（同志间的交谈应该是开诚相见。）
4.conciliate：v. 安抚，抚慰
An independent adviser has been brought in to conciliate between the two sides involved in the conflict.（一位独立顾问被请来调停卷入冲突的两方。）
5.concord：n. 一致，和睦
6.concubine：n. 妾，小老婆
7.concur：v. 1.同意2.同时发生
So many things concurred to give rise to the problem.（许多事情同时发生而导致了这一问题。）
8.condescend：v. 1. 屈尊2. 自以为高人一等
Would you condescend to accompany me?（你肯屈尊陪我吗?）
9.condolence：n. 追悼，吊唁
10.confection：n.甜食