steal a march
early doors
fly out of the traps
preinitiated
airly
head off
soon
earlily
lay a foundation
astart
inchoate
bow
wee
out of the chute
race out of the traps
at first
set forth
in time
jump
exordium
ultraearly
get a jump on
come on to
snap to it
betimely
protero-
young
ring up the curtain
début
reboot
no time to lose
straight out of the chute
clean slate
flying start
commence
off the rip
embark
to begin with
off the bat
kick start
off
preseasonal
starting
start
initiate
hit the ground running
go to bed with the sun
start off
tip off
start up
earlyish
start out
go to bed with the chickens
early
autostart
incept
early on
opening
cut one's teeth
get up with the chickens
debut
open
revirginate
matutinally
get-go
pitch in
new
front
from the word go
running start
from the get-go
preinitiation
begin
beginnable
premorning
firstest
initially
unstartlingly
storm out of the blocks
ab initio
day one
rock and roll
press tits
betides
in good season
setout
bright and early
101
break
break into