spearhead, n.
(spearheads)
(spearheads)
the head and sharpened point of a spear
<noun.artifact>
spear-point spearhead spearpoint
the leading military unit in an attack
<noun.group>
spearhead
semantic pointers
hypernym
domain of synset (topic)
someone who leads or initiates an activity (attack or campaign etc.)
<noun.person>
spearhead