DOUBLE Synonyms: 154 Similar and Opposite Words - 韦氏词典
https://www.merriam-webster.com/thesaurus/double
WebMerriam-Webster unabridged. Synonyms for DOUBLE: dual, twin, binary, duplex, bipartite, double-barreled, twofold, paired; Antonyms of DOUBLE: single, unpaired, genuine, sincere, honest, heartfelt, direct, artless.
DA: 80 PA: 25 MOZ Rank: 69