SPEARHEAD Synonyms 35 Synonyms Antonyms ThesauruscomAlternative words of initiating encompass directing, forgesetting, advocating, being at the forefront of, being the front-runner for, igniting, being a driving force behind, promoting and ushering in. Similar terms to synonym encompass equivalent and thesaurus entry. Text crafted for the keyword spearheading alternative word can be designed to engage readers.