Answer: atob

AnswerCrossword Clue
ATOB

Simple travel route

ATOB

Hardly the full gamut

ATOB

Very narrow range

ATOB
From .. (one step)
ATOB
First step's span
ATOB"She ran the gamut of emotions from ..": Dorothy Parker
ATOBFrom ..: slight progress
ATOBGet from ..: advance slightly
ATOBImportant first step, metaphorically
ATOBMetaphorical small distance
ATOBPhrase indicating small progress
ATOBShort range
ATOBBaby step?
ATOBDistance covered by a first step
ATOBInitial step, metaphorically
ATOBSimple step
ATOBMinimal step
ATOBFirst step in a progression
ATOBInitial step
ATOBSmall step
ATOB"(She) runs the gamut of emotions from ..." (Dorothy Parker)
ATOBGet from ... (progress a bit)
ATOBGetting from ... (making progress)
ATOBGet from ... (progress)
ATOBShort step, for short
ATOBSmall progress
ATOBGet from ... (progress slightly)
ATOBFirst step?
ATOBThe first of many steps
ATOBTravel route with no points in between
ATOBTravel route with no points in-between
ATOBTiny bit of progress
ATOBNarrow range
ATOBGet from ..: make slow progress
ATOB"She ran the whole gamut of emotions from .."
ATOBGet from .. (progress slowly)
ATOBVolume 1 contents, maybe
ATOBStraightforward path
ATOBNot know from ... (be ignorant)
ATOBFrom ... (opening bit)