SPEARHEADING Synonyms 10 Synonyms Antonyms for Synonym words of spearheading are driving, forgesetting, promoting, leading the charge in, being the vanguard of, providing catalyst, being a driving force behind, promoting along with ushering in. Synonyms for synonym encompass equivalent along with link to thesaurus. Text planned for the keyword spearheading alternative word can be created to entice and inform readers.