instrumental

aid

Support given freely

• assistanceSupport or aid given
• facilitativeTending to enable
• enablingMaking something feasible

contributory · conducive · helpful · beneficial · pivotal · essential · vital · crucial · key · central

arrangement

Ordered configuration or agreement

• accompanimentSupplementary support element
• backingAid or sponsorship
• interludePause between sections

medley · orchestration · transcription · score · harmony · counterpoint · melody · voicing · texture · progression

symphony

Extended composition for orchestra

• concertoSolo-and-orchestra composition
• sonataMulti-movement instrumental composition
• ensembleUnified group or outfit

philharmonic · strings · woodwinds · brass · percussion · conductor · violin · cello · viola · flute

utility

Functional worth or purpose

• efficacyAbility to produce results
• effectivenessSuccess in producing results
• usefulnessPractical value or purpose

practicality · means · mechanism · agency · facilitation · enablement · contribution · role · purpose · function

evidence

Facts supporting truth

• testimonySworn statement as evidence
• precedentPrior authoritative example
• documentationWritten proof or instructions

affidavit · deposition · exhibit · discovery · probative · admissible · forensic · chain of custody · witness · corroboration

• specialty musicworld music, new age, ambient, electronica, folk
• ambient musicBrian Eno, new age, spa music, deep listening, atmospheres
• musicmusic, song, songs, singing, singer
• music expressionsmusic to my ears, in tune, out of tune, play it by ear, strike a chord
• casescarrying case, protective case, hard case, soft case, storage case
• versionsversion, edition, variant, variation, revision