Contrary to loose interpretation among modern church musician culture, these 4 words do NOT mean the same thing:
verb: learn; gain or acquire knowledge of or skill in (something) by study, experience, or being taught. synonyms: acquire a knowledge of, acquire skill in, become competent in, become proficient in, grasp, master, take in, absorb, assimilate, digest, familiarize oneself with, memorize, learn by heart, commit to memory, get down pat;
1.practice; the actual application or use of an idea, belief, or method as opposed to theories about such application or use. synonyms: application, exercise, use, operation, implementation, execution.
2.repeated exercise in or performance of an activity or skill so as to acquire or maintain proficiency in it. synonyms: training, rehearsal, repetition, preparation.
verb: rehearse; 3rd person present: rehearses; past tense: rehearsed; past participle: rehearsed; gerund or present participle: rehearsing, for later public performance. synonyms: prepare, practice, read through, run through/over, go over, supervise (a performer or group) that is practicing in this way, train, drill, prepare, coach, put someone through their paces, mentally prepare or recite, enumerate, list, itemize, detail, spell out, catalog, recite.
noun: soundcheck; a test of sound equipment before a musical performance or recording to check that the desired sound is being produced.