1. (n.) External appearance; false appearance; pretense\; appropriate indication or expression; garb; shape.

2. (n.) Customary way of speaking or acting; custom; fashion; manner; behavior; mien; mode; practice; -- often used formerly in such phrases as: at his own guise; that is, in his own fashion, to suit himself.

3. (n.) Cover; cloak; as, under the guise of patriotism.

MO action actions activity acts address affectation air algorithm alibi angle apology apparel appearance approach array aspect attack attire bearing bedizenment behavior behavior pattern behavioral norm behavioral science blanket blind brow carriage cast cast of countenance cloak clothes clothing coat color coloring complexion comportment conduct configuration costume countenance course cover cover story cover-up coverage covering covert coverture cowl cowling culture pattern curtain custom demeanor deportment device disguise doing doings drape drapery dress dressing duds effect eidolon excuse facade face facet facial appearance false front fashion fatigues favor feathers feature features feint fig figure folkway form front garb garments gear gestalt gestures getup gloss goings-on habiliment habit handle hanging hood housing image imago impression investiture investment lame excuse light likeness line line of action lineaments linen lines locus standi look looks maintien manner manner of working manners mantle mask means method methodology methods mien mode mode of operation mode of procedure modus operandi modus vivendi motions movements moves observable behavior order ostensible motive outfit pall pattern phase phasis physiognomy poise poor excuse port pose posture practice praxis presence pretense pretension pretext procedure proceeding process protestation public motive put-off rags raiment reference refuge regard respect rig robes routine screen seeming semblance setout sham shape shelter shield show showing shroud side simulacrum slant smoke screen social science sportswear stalking-horse stance stratagem style subterfuge system tack tactics technique tenor the drill the how the way of threads togs toilette tone total effect traits trick trim turn turnout twist varnish veil vestment vesture view viewpoint visage way way of life ways wear wearing apparel wise