close-hauled adj. Having the sails set for sailing as close to the wind as possible.
clothier n. One who makes or sells cloth or clothing.
clumsy adj. Awkward of movement.
coagulate v. To change into a clot or a jelly, as by heat, by chemical action, or by a ferment.
coagulant adj. Producing coagulation.
coalescence n. The act or process of coming together so as to form one body, combination, or product.
coalition n. Combination in a body or mass.
coddle v. To treat as a baby or an invalid.
codicil n. A supplement adding to, revoking, or explaining in the body of a will.
coerce v. To force.
coercion n. Forcible constraint or restraint, moral or physical.
coercive adj. Serving or tending to force.
cogent adj. Appealing strongly to the reason or conscience.
cognate adj. Akin.
cognizant adj. Taking notice.
cohere v. To stick together.
cohesion n. Consistency.
cohesive adj. Having the property of consistency.
coincide v. To correspond.
coincidence n. A circumstance so agreeing with another: often implying accident.
coincident adj. Taking place at the same time.
collaborate v. To labor or cooperate with another or others, especially in literary or scientific pursuits.
collapse v. To cause to shrink, fall in, or fail.
collapsible adj. That may or can collapse.
colleague n. An associate in professional employment.
collective adj. Consisting of a number of persons or objects considered as gathered into a mass, or sum.
collector n. One who makes a collection, as of objects of art, books, or the like.
collegian n. A college student.
collide v. To meet and strike violently.
collier n. One who works in a coal-mine.
collision n. Violent contact.
colloquial adj. Pertaining or peculiar to common speech as distinguished from literary.
colloquialism n. Form of speech used only or chiefly in conversation.
colloquy n. Conversation.
collusion n. A secret agreement for a wrongful purpose.
colossus n. Any strikingly great person or object.
comely adj. Handsome.
comestible adj. Fit to be eaten.
comical adj. Funny.
commemorate v. To serve as a remembrance of.
commentary n. A series of illustrative or explanatory notes on any important work.
commingle v. To blend.
commissariat n. The department of an army charged with the provision of its food and water and daily needs.
commission v. To empower.
commitment n. The act or process of entrusting or consigning for safe-keeping.
committal n. The act, fact, or result of committing, or the state of being
commodity n. Something that is bought and sold.
commotion n. A disturbance or violent agitation.
commute v. To put something, especially something less severe, in place of.
comparable adj. Fit to be compared.
comparative adj. Relative.
comparison n. Examination of two or more objects with reference to their likeness or unlikeness.
compensate v. To remunerate.
competence n. Adequate qualification or capacity.
competent adj. Qualified.
competitive adj. characterized by rivalry.
competitor n. A rival.
complacence n. Satisfaction with one's acts or surroundings.
complacent adj. Pleased or satisfied with oneself.
complaisance n. Politeness.
complaisant adj. Agreeable.
complement v. To make complete.
complex adj. Complicated.
compliant adj. Yielding.
complicate v. To make complex, difficult, or hard to deal with.
complication n. An intermingling or combination of things or parts, especially in a perplexing manner.
complicity n. Participation or partnership, as in wrong-doing or with a wrong-doer.
compliment v. To address or gratify with expressions of delicate praise.
component n. A constituent element or part.
comport v. To conduct or behave (oneself).
composure n. Calmness.
comprehensible adj. Intelligible.
comprehension n. Ability to know.
comprehensive adj. Large in scope or content.
compress v. To press together or into smaller space.
compressible adj. Capable of being pressed into smaller compass.
compression n. Constraint, as by force or authority.
comprise v. To consist of.