Concourse, Concurrence, Concurrent, Concurring, Concussion, Conference, Conflict, Confluence, Confluent, Confocal, Confrontation, Conglomerate, Conglomeration, Congregate, Congregated, Congregation, Congress, Conjoint, Conjugation, Conjunction, Conjunctive, Connecting, Connection, Connective, Conspiratorial, Consultation, Contacting, Contest, Contingent, Conventicle, Convention, Convergence, Converging, Convocation, Cooperative, Coordinate, Copulation, Council, Coupling, Crash, Crossing, Crunch, Dance, Date, Derby, Devotions, Diet, Discussion, Duty, Eisteddfod, Encounter, Engagement, Evensong, Exercises, Festivity, Fete, Fight, Focal, Focus, Forum, Funnel, Game, Games, Gathered, Gathering, Glancing, Go, Grazing, Gymkhana, Hammering, Harmonious, Heaped, Hub, Smash, Smashing, Soiree, Splice, Spokes, Stacked, Summit, Symbiosis, Symbiotic, Symposium, Synchronous, Synergistic, Synod, Tangent, Tangential, Test, Thrusting, Tie, Tilt, Touching, Tournament, Tourney, Trial, Turnout, Unification, Union, United, Uniting, Vespers, Vigils, Mass, Olympics, Accompanying, Accumulated, Agglomeration, Aggregate, Aggregation, Agreeing, Amassed, Appointment, Approach, Approaching, Articulation, Assembled, Assembly, Assignation, Associate, Associated, Asymptote, Asymptotic, Audience, Ball, Bargaining, Binding, Bond, Bottleneck, Bout, Bracketing, Brawl, Brunt, Brushing, Bulldozing, Bump, Bunched, Bundled, Cannon, Caucus, Centripetal, Church, Clash, Clumped, Clustered, Clustering, Coincident, Collaborative, Collected, Collective, Collision, Colloquium, Combination, Combined, Combining, Commission, Committee, Communication, Competition, Concatenation, Concentration, Concerted, Conclave, Concomitant, Concordant, Huddle, Impact, Impingement, Impinging, Intercommunication, Intercourse, Intersection, Interview, Joined, Joining, Joint, Joust, Junction, Knotted, Knotting, Lauds, Liaison, Linkage, Linking, Liturgy, Lumped, Marriage, Massed, Match, Matching, Matins, Mauling, Meet, Merger, Merging, Moot, Negotiations, None, Nudging, Office, Onslaught, Packaged, Pairing, Palaver, Panel, Parasitic, Parley, Party, Percussion, Piled, Plenum, Prayer, Prayers, Prime, Quorum, Radial, Radiating, Radius, Rally, Ramming, Reception, Rendezvous, Revival, Rubbing, Seance, Service, Session, Shindig, Shock, Sitting