advance guard
airhead
avant-garde
battle line
be the bellwether
beachhead
beacon
blaze the trail
break the ice
bridgehead
cutting edge
farthest outpost
first line
forefront
front
front line
front rank
front-runner
get ahead of
get before
go before
guide
have the start
head
head the line
initiate
lap
launch
lead
lead the dance
lead the way
light the way
line
outguard
outpost
outstrip
pace
pioneer
point
precede
precursor
railhead
scout
set the pace
stand first
take the initiative
take the lead
van
vanguard
force
leader
military force
military group
military unit
spearheaded
spearheading
spearheads
Calvary
alar
arrowhead
biochip
bloodsucker
capapie
crowfoot
customs-house
dachshund
dot-matrix
gaucheries
head-axe
headaxe
henge
kinotrope
motherwort
needlepoint
plowshares
prongs
remade
sand-storm
snow-field
speaking trumpet
spearpoint
supercell
throwing-stick
totem pole
videodisc