N  cooperation, coadjuvancy, coadjutancy, coagency, coefficiency, concert, concurrence, complicity, participation, union, additivity, combination, collusion, association, alliance, colleagueship, joint stock, copartnership, cartel, confederation, coalition, fusion, a long pull a strong pull and a pull all together, logrolling, freemasonry, unanimity, esprit de corps, party spirit, clanship, partisanship, concord, synergy, coaction, cooperating, in cooperation, in league, coadjuvant, coadjutant, dyed in the wool, cooperative, additive, participative, coactive, synergetic, synergistic, favorable to, unopposed, as one, shoulder to shoulder, synergistically, cooperatively, due teste valgono piu che una sola.

N  synchronism, coexistence, coincidence, simultaneousness, simultaneity, concurrence, concomitance, unity of time, interim, isochronism, contemporary, coetanian, synchronous, synchronal, synchronic, synchronical, synchronistical, simultaneous, coexisting, coincident, concomitant, concurrent, coeval, coevous, contemporary, contemporaneous, coetaneous, coeternal, isochronous, at the same time, simultaneously, together, in concert, during the same time, in the same breath, pari passu, in the interim, as one, at the very moment, just as, as soon as, meanwhile.

N  concord, accord, harmony, symphony, homologue, agreement, sympathy, empathy, response, union, unison, unity, bonds of harmony, peace, unanimity, league, happy family, rapprochement, reunion, amity, alliance, entente cordiale, good understanding, conciliation, peacemaker, intercessor, mediator, concordant, congenial, agreeing, in accord, harmonious, united, cemented, banded together, allied, friendly, fraternal, conciliatory, at one with, of one mind, at peace, in still water, tranquil, with one voice, in concert with, hand in hand, on one's side, commune periculum concordiam parit, melody concord, melody, rhythm, measure, rhyme, pitch, timbre, intonation, tone, scale, gamut, diapason, diatonic chromatic scale, enharmonic scale, key, clef, chords, modulation, temperament, syncope, syncopation, preparation, suspension, resolution, staff, stave, line, space, brace, bar, rest, appoggiato, appoggiatura, acciaccatura, note, musical note, notes of a scale, sharp, flat, natural, high note, low note, interval, semitone, second, third, fourth, diatessaron, breve, semibreve, minim, crotchet, quaver, semiquaver, demisemiquaver, hemidemisemiquaver, sustained note, drone, burden, tonic, key note, leading note, fundamental note, supertonic, mediant, dominant, submediant, subdominant, octave, tetrachord, major key, minor key, major scale, minor scale, major mode, minor mode, passage, phrase, concord, harmony, emmeleia, unison, unisonance, chime, homophony, euphony, euphonism, tonality, consonance, consent, part, harmony, harmonics, thorough-bass, fundamental-bass, counterpoint, faburden, piece of music, composer, harmonist, contrapuntist (musician), harmonious, harmonical, in concord, in tune, in concert, unisonant, concentual, symphonizing, isotonic, homophonous, assonant, ariose, consonant, measured, rhythmical, diatonic, chromatic, enharmonic, melodious, musical, melic, tuneful, tunable, sweet, dulcet, canorous, mellow, mellifluous, soft, clear, clear as a bell, silvery, euphonious, euphonic, euphonical, symphonious, enchanting fine-toned, full-toned, silver-toned, harmoniously, in harmony, as one, the hidden soul of harmony.

at one, at one time, beneath one, beyond one, fast one, for each one, for one, for one thing, from each one, go one better, hundred and one, in one case, in one ear, loved one, naked as the day one was born, number one, number one wood, on one hand, on the one hand, one, one after another, one and all, one and only, one at a time, one by one, one c, one dollar bill, one horse, one hundred, one hundred eighty, one hundred fifteen, one hundred fifty, one hundred fifty-five, one hundred five, one hundred forty, one hundred forty-five, one hundred ninety, one hundred one, one hundred seventy, one hundred seventy-five, one hundred sixty, one hundred sixty-five, one hundred ten, one hundred thirty, one hundred thirty-five, one hundred twenty, one hundred twenty-five, one iron, one million million, one million million million, one of the boys, one of these days, one one's coattails, one percent, one piece, one shot, one sided, one thousand, one thousand million, one thousand thousand, one time, one upmanship, pull a fast one, pull a fast one on, put one across, put one over, rolled into one, six of one and half a dozen of, square one, thousand and one nights, to each one, to one ear, young one