3
spearhead
2
front rank(noun, expression, idiom, advance, start)
2
New Wave
2
beachhead
2
bow(noun, top, head, forward, front)
2
face(noun, top, head, forward, front)
2
first line(expression, idiom, front)
2
forepart(noun, top, head, beginning, forward)
2
front line(noun, expression, top, head, forward)
2
frontal(adjective, top, head, forward, frontal)
2
guard(watch, spy, lookout, patrol, detective)
2
headmost(adjective, frontal)
2
herald
2
innovator(noun, inventor)
2
line
2
outrider(watch, guard, spy, lookout, patrol)
2
pathfinder(noun, model, watch, leader, spy)
2
picket(watch, guard, spy, lookout, patrol)
2
pioneer(noun, model, watch, guard, leader)
1
additional
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APASmart Define. (2015). vanguard thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/vanguard/thesaurus/synonyms
ChicagoSmart Define. 2015. "vanguard thesaurus" https://smartdefine.org/vanguard/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, vanguard thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/vanguard/thesaurus/synonyms>.
MLASmart Define. "vanguard thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/vanguard/thesaurus/synonyms>