1. (n.) A round of business, amusement, or pleasure, daily or frequently pursued; especially, a course of business or offical duties regularly or frequently returning.

2. (n.) Any regular course of action or procedure rigidly adhered to by the mere force of habit.

Indian file MO accustomed act afterpiece algorithm approach arranged arrangement array articulation assigned attack automatic average banal bank beat beaten beaten path besetting bit boring bureaucracy bureaucratism businesslike buzz catena catenation central chain chain reaction chaining chaser chinoiserie cliched common concatenation concord connection consecution constant continuum conventional course current curtain curtain call curtain raiser custom customary cycle daily grind deployment descent designated disposal disposition divertimento divertissement dominant drill drone endless belt endless round epidemic epilogue everyday exode exodus expository scene familiar fashion file filiation finale form formal formation formula frequent frequentative gamut gradation grind groove guise habit habitual hackneyed harmonious harmony hoke act hum in hand interlude intermediary intermediate intermezzo intermission introduction jog trot layout line line of action lineage lines lineup manner manner of working many many times marshaling mean means mechanical medial median mediocre medium method methodical methodology middle-of-the-road middling mode mode of operation mode of procedure moderate modus operandi monotone monotonous nexus normal not rare number of common occurrence oft-repeated oftentime order ordered orderly ordinary organization pandemic part pattern peace pendulum performance perfunctory periodicity persistent piece plain plan plenum popular powder train practice predominant predominating prevailing prevalent procedure proceeding process programmed progression prologue proportion queue quiet quietude rampant range rank recurrence recurrent recurring red tape red-tapeism regnant regular regularity reigning repetitive reticulation rife rotation rote round row ruling run run-of-the-mill running rut scale scene schedule scheduled sequence series setup shtick single file sketch skit song and dance spectrum squirrel cage stand-up comedy act standard steady stereotyped string striptease structure style succession swath symmetrical symmetry system systematic tack technique tedious the drill the how the way of thick-coming thing thread tier tiresome tone track train tranquillity treadmill trite turn unchanging uneventful uniform uniformity unimaginative uninteresting unvaried unvarying usage usual