ALTERNATE Synonyms: 119 Similar and Opposite Words
https://www.merriam-webster.com/thesaurus/alternate
WEBSynonyms for ALTERNATE: mix, combine, incorporate, juxtapose, salt, insert, blend, thread; Antonyms of ALTERNATE: mandatory, compulsory, required, obligatory, necessary, essential, requisite, nonvoluntary.
DA: 15 PA: 86 MOZ Rank: 23