A friend who is frequently in the company of another:
— Drinking companions.

synonyms: associate, comrade, familiar, fellow.

Roget 88: accompaniment; adjunct etc. 39; context; appendage, appurtenance.    coexistence, concomitance, company, association, companionship; partnership, copartnership; coefficiency^†.    concomitant, accessory, coefficient; companion, buddy, attendant, fellow, associate, friend, colleague; consort, spouse, mate; partner, co-partner; satellite, hanger on, fellow-traveller, shadow; escort, cortege; attribute.    ... show more

Roget 726: combatant; disputant, controversialist, polemic, litigant, belligerent; competitor, rival, corrival^†; fighter, assailant; champion, Paladin; mosstrooper^†, swashbuckler fire eater, duelist, bully, bludgeon man, rough.    prize fighter, pugilist, boxer, bruiser, the fancy, gladiator, athlete, wrestler; fighting-cock, game-cock; warrior, soldier, fighting man, Amazon, man at arms, armigerent^†; campaigner, veteran; swordsman, sabreur^†, redcoat, military man, Rajput.    armed force, troops, soldiery, military forces, sabaoth^†, the army, standing army, regulars, the line, troops of the line, militia, yeomanry, volunteers, trainband, fencible^†; auxiliary, bersagliere^†, brave; garde-nationale, garde-royale [Fr.]; minuteman [U.S.]; auxiliary forces, reserve forces; reserves, posse comitatus [Lat.], national guard, gendarme, beefeater; guards, guardsman; yeomen of the guard, life guards, household troops.    janissary; myrmidon; Mama, Mameluke; spahee^†, spahi^†, Cossack, Croat, Pandoz.    irregular, guerilla, partisan, condottiere^†; franctireur [Fr.], tirailleur^†, bashi-bazouk; [guerilla organization names: list], vietminh, vietcong; shining path; contras; huk, hukbalahap.    mercenary, soldier of fortune; hired gun, gunfighter, gunslinger; bushwhacker, free lance, companion; Hessian.    hit man torpedo, soldier.    levy, draught; Landwehr [G.], Landsturm [G.]; conscript, recruit, cadet, raw levies.    infantry, infantryman, private, private soldier, foot soldier; Tommy Atkins^†, rank and file, peon, trooper, sepoy^†, legionnaire, legionary, cannon fodder, food for powder; officer etc. (commander) 745; subaltern, ensign, standard bearer; spearman, pikeman^†; spear bearer; halberdier^†, lancer; musketeer, carabineer^†, rifleman, jager [G.], sharpshooter, yager^†, skirmisher; grenadier, fusileer^†; archer, bowman.    horse and foot; horse soldier; cavalry, horse, artillery, horse artillery, light horse, voltigeur [Fr.], uhlan, mounted rifles, dragoon, hussar; light dragoon, heavy dragoon; heavy; cuirassier [Fr.]; Foot Guards, Horse Guards.    gunner, cannoneer, bombardier, artilleryman^†, matross^†; sapper, sapper and miner; engineer; light infantry, rifles, chasseur [Fr.], zouave; military train, coolie.    army, corps d'armee [Fr.], host, division, battalia^†, column, wing, detachment, garrison, flying column, brigade, regiment, corps, battalion, sotnia^†, squadron, company, platoon, battery, subdivision, section, squad; piquet, picket, guard, rank, file; legion, phalanx, cohort; cloud of skirmishers.    war horse, charger, destrier.    marine, man-of-war's man etc. (sailor) 269; navy, wooden walls, naval forces, fleet, flotilla, armada, squadron.    [ships of war] man-of-war; destroyer; submarine; minesweeper; torpedo-boat, torpedo-destroyer; patrol torpedo boat, PT boat; torpedo-catcher, war castle, H.   M.S.; battleship, battle wagon, dreadnought, line of battle ship, ship of the line; aircraft carrier, carrier.    flattop [Coll.]; helicopter carrier; missile platform, missile boat; ironclad, turret ship, ram, monitor, floating battery; first-rate, frigate, sloop of war, corvette, gunboat, bomb vessel; flagship, guard ship, cruiser; armored cruiser, protected cruiser; privateer.    [supporting ships] tender; store ship, troop ship; transport, catamaran; merchant marine.    ... show more

Roget 890: friend, friend of one's bosom; alter ego; best friend, bosom friend, soulmate, fast friend; amicus [Lat.]; usque ad aras [Lat.]; fidus Achates [Lat.]; persona grata.    acquaintance, neighbor, next-door neighbor, casual acquaintance, nodding acquaintance; wellwisher.    favorer, fautor^†, patron, Mecaenas; tutelary saint, good genius, advocate, partisan, sympathizer; ally; friend in need etc. (auxiliary) 711.    comrade, mate, companion, familiar, confrere, comrade, camarade^†, confidante, intimate; old crony, crony; chum; pal; buddy, bosom buddy; playfellow, playmate, childhood friend; bedfellow, bedmate; chamber fellow.    associate, colleague, compeer.    schoolmate, schoolfellow^†; classfellow^†, classman^†, classmate; roommate; fellow-man, stable companion.    best man, maid of honor, matron of honor.    compatriot; fellow countryman, countryman.    shopmate, fellow-worker, shipmate, messmate^†; fellow companion, boon companion, pot companion; copartner, partner, senior partner, junior partner.    Arcades ambo Pylades and Orestes Castor and Arcades ambo Pylades and Orestes Castor and Pollux^†, Nisus and Euryalus [Lat.], Damon and Pythias, par nobile fratrum [Lat.].    host, Amphitryon^†, Boniface; guest, visitor, prot_eg_e.    ... show more

Dutch: gezelschapsdame, kameraad
Polish: kompanion, kompan

A traveler who accompanies you.

synonyms: fellow traveler, fellow traveller.

Dutch: medereiziger, metgezel, reisgenoot, tochtgenoot

One paid to accompany or assist or live with another.

Dutch: lotgenoot

Be a companion to somebody.

synonyms: accompany, company, keep company.

Dutch: samenwerken, samenwonen