in the post
en route
on the way
impendingly
to come
fisherman's soup
around the corner
in the wind
in train
impendence
faster than a minnow can swim a dipper
impendency
forthcomingness
on the boil
imminentness
imminence
imminency
on the horizon
at the door of
anon
accelerated
in the offing
pull away
oncoming
early doors
forthcome
pending
at hand
get in
get it on
be along
come
come in
soonly
break
early
sooner rather than later
forthcoming
in no time
sharpish
cooking
quickly
pass on
any minute now
on the point of
on the brink of
last-minute
incoming
provenient
proximate