Home › Words › S › superefficiencysuperefficiencysuperefficiency · noun — the quality of being superefficient.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, superefficiency ranks #40,880 of 43,042 for Qualifying.EtymologyFrom super- + efficiency.nounThe quality of being superefficient.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.superefficient 86% match — Very efficient. vs superefficiency →hyperefficient 72% match — Extremely efficient vs superefficiency →ultraefficient 71% match — Extremely efficient; of utmost efficiency. vs superefficiency →superexcellently 65% match — In a superexcellent manner; of supreme excellence. vs superefficiency →hypersuperlative 65% match — Above and beyond what is superlative; super-superlative. vs superefficiency →superexcellence 64% match — Supreme excellence. vs superefficiency →supersafety 64% match — The state or condition of being supersafe; exceptional safety. vs superefficiency →superreality 63% match — The quality of being superreal. vs superefficiency →