my/o, muscul/o
my/o and muscul/o both mean muscle (Greek and Latin).
"MY-oh / MUS-kyoo-loh." Coach: "My and muscul mean muscle; do not confuse my with myel."
Examples: myalgia, myopathy, myositis, myocardial, myometrium.
Also: myoma, electromyography, polymyositis, muscular, musculoskeletal.