in front

first forward leading prior

beforehand earlier early foremost in the forefront in the lead previously

last later

after behind

ahead back previously since sooner

afore aforetime ante antecedently anteriorly before present ere fore former formerly forward heretofore in advance in days of yore in the old days in the past past precendently previous up to now

after afterward behind later

onwards

forth forward

alee along beyond moving on on ahead

alee along forth forward in front of on on ahead

backward backwards