foremost

adjectives

ranking above all others
"was first in her class"; "the foremost figure among marine artists"; "the top graduate"
preceding all others in spatial position
"the foremost compartment of the ship"
situated closest to the bow
"the foremost compartment of the ship"
is similar to
situated at or toward the bow of a vessel

adverbs

prominently forward
"he put his best foot foremost"
before anything else
"first we must consider the garter snake"