standards, rules, regulations - fall, decrease, fail, ruin⏎
surpass - outdo, be superior⏎
undisclosed - concealed, hidden, not made known⏎
seek - pursue, look for, search, try to obtain⏎
satisfactory - acceptable, sufficient, good enough⏎
shopper - buyer, purchaser⏎
yardstick - gauge, a measure⏎
unique - special, unusual, inimitable, one of a kind⏎
used - second-hand, pre-owned, employed, utilised, utilized⏎
salvage - restore, save (from being destroyed)⏎