Synonyms to going on

accidental, accessory, accident, accidentally, accompanying, addendum, addition, additional, adjunct, ado, adscititious, adventitious, afloat, afoot, aleatory, appendage, appurtenance, appurtenant, ascititious, auxiliary, breve, by-the-way, casual, casually, causeless, chance, chancy, circumstantial, coincident, coincidental, collateral, conditional, contingency, contingent, crotchet, current, demisemiquaver, dependent, destinal, dicey, doing, dominant, dominant note, double whole note, eighth note, enharmonic, enharmonic note, eventuating, extra, fatal, fatidic, flat, fluky, fortuitous, fortuitously, half note, happening, happenstance, hemidemisemiquaver, iffy, in hand, in the wind, inadvertent, incidental, indeterminate, inessential, lucky, mere chance, minim, musical note, natural, nonessential, not-self, note, occasional, occurring, odd, on, on foot, ongoing, other, parenthetical, passing, patent note, prevailing, prevalent, provisional, quarter note, quaver, random, report, responding note, resultant, risky, secondary, semibreve, semiquaver, serendipitous, shaped note, sharp, sixteenth note, si