Seabee
actuate
advance guard
adventurer
airhead
alpinist
ancestor
announcer
antecedent
astronaut
avant-garde
battle line
be in front
be the front-runner
beachhead
begin
bellwether
blaze the trail
break ground
break new ground
break the ice
break the trail
bridgehead
buccinator
bushwhacker
camper
climber
coin
colonial
colonist
colonizer
combat engineer
comers and goers
commuter
cosmopolite
create
cruiser
develop
discover
earliest
engineer
establish
excursionist
explorer
fare
farthest outpost
first line
forebear
forefront
foregoer
conceiver
explore
innovate
introduce
mastermind
originator
pioneered
pioneering
pioneers
champion
emigrant
fighter
fisherman
founder
hunter
missionary
musician
navigator
patriot
preacher
representative
scientist
seaman
settler
statesman
traveller
veteran
warrior
Bombardier
Chevalier
Clear
Deere
Fear
Greer
Imagineer
Lanier
Lear
Meir
Mir
Rainier
Revere
Sabir
Sameer
Samir
Shamir
Speer
Zaire
adhere
amir
appear
auctioneer
austere
bandolier
beer
belvedere
bere
bioengineer
bombardier
brigadier
budgeteer
career
cashier
cavalier
chandelier
cheer
chevalier
clear
cohere
commandeer
conventioneer
dear
deer
deere
disappear
domineer
ear
electioneer
emir