client cling
clue (cue, hint)
cluster(bank, bunch, file, chain, line, rank, row, string, train) code
cognate (cognition) coherent (inherent) coincide collaborate
collection (collective) colossal
combine (merge, unite) comedy (tragedy) comic
commence (commend, comment, commerce) commit (commission) commodity
commonly (customarily, conventionally, habitually, ordinarily, usually) commonplace commonsense compact
company (accompany, companion) comparable (comparative) compare (contrast) compensate
competent (competitional, competitive) complete (accomplish, finish, fulfill; completion) complex (complexity, complication, compound) complex (complicated, intricate, sophisticated) composition (composure) comprehensive (exhaustive) compress (condense) compromise
compulsory (obligatory) conceal (cover, hide) conceit concert concession
conclude (conclusion, concluding, conclusive) condescend
condition (request, requirement) conductivity cone
conference (congress, meeting, seminar, workshop)
confident (confidential) conflict (inflict, afflict) conform (confine) confront (meet) congest (digest)
conscious (conscientious)
consent (assent, consensus, dissent, resent) consequently (subsequently) conserve (preserve, reserve)
considerable (considerate, thoughtful) consist (compose, comprise, constitute) console constitution consultant contagious contend
content (contention, contentious) contest (race, match, competition) contract contradict
contribution (dedication, devotion) contrive (construe) controversial convert (transform) conviction convince (convict) correspondence
correspondingly (accordingly) cosmos
counsel (advice)
counsel (council; advice) counter counterpart courteous covert (overt) coward crane
crash (crush, clash, collide, cram, dash, rash, rush) crawl (creep)
crisp(brittle, fragile, frail, frangible, friable) critical (critic; criticism) cross cruise crutch
cultivate (culture) curriculum curve (bend, curl) D
damage (destroy, harm, hurt, injury, lesion, ruin, wound) dangerous (endangering) daring datum dawn
dead (deadly, deathly) deadline deafen deal
debate (dispute, defense) debris decent
decided (decisional, decisive)
decline (fall, drop, descend, decrease, reduce) decompose
deduce (induce, infer) deed (action) deem defeat (win)
defect (deficiency, deficit)
defend (defence, defendant, defensive) deform defy degradation
delay (adjourn, defer, postpone, suspend) deliberate (elaborate) delinquency demand (require) denature
denote (connote) dense (tense, thick) deny (denial)
departure (department) dependant (dependent) deplete (complete, replete) depreciation
depress (compress, impress, oppress, repress, suppress) deputy derail deserve
design (designate) desolate desperate despise
destination (destiny) deviate (devious) deviation diagnose
differ (differentiate, different, differential) dim
direct (gear, orient, steer) directory (directive, direction) discard discharge discontent
discover (disclose, reveal, uncover, unveil) disgust
disincentive (incentive) disinfect dismay dispatch
displace (replace, substitute) dispose (disposition) dissipate dissolve
distinct (distinctive) distort
distract (divert) diverge (converge)
diverse (divert, diversion, diversity) divorce (marry) doctrine documentary doom
doubt (suspect, suspicion) doubtful (dubious, suspicious) doze drainage drastic draught
draw (drag, drain) drawback drive drop (drip)
