array - collection, group, number (of)⏎
demonstration - explanation, proof⏎
barrier - problem, restriction, obstacle⏎
article - item, piece, thing, legal document⏎
distribute - supply, give, apportion, share out⏎
attach - join, connect, fasten, add⏎
appropriate - save, take, seize, keep⏎
adjunct - attachment, supplement, addendum⏎
available - free, ready, potential, offered, on offer⏎
aptitude - ability, skill, leaning, gift, talent⏎