Following are all the unstagnating like words, in the list below.
UNFLUCTUATING
100% like unstagnating
UNSTYMIED
100% like unstagnating
UNSLOWING
99.99% like unstagnating
UNSTIFLING
99.99% like unstagnating
UNSTUNTED
99.98% like unstagnating
UNSTILTED
99.98% like unstagnating
UNDECLINING
99.98% like unstagnating
UNQUIESCENT
99.97% like unstagnating
UNWANING
99.97% like unstagnating
UNLANGUISHING
99.96% like unstagnating
UNSTRUGGLING
99.96% like unstagnating
NONDETERIORATING
99.96% like unstagnating
UNSURGING
99.95% like unstagnating
UNRETARDING
99.95% like unstagnating
UNLINGERING
99.94% like unstagnating
UNSTAUNCHED
99.94% like unstagnating
UNRETREATING
99.94% like unstagnating
UNDETERIORATING
99.93% like unstagnating
UNSHRINKING
99.93% like unstagnating
NONFLUCTUATING
99.92% like unstagnating
UNSTUMBLING
99.92% like unstagnating
UNSTODGY
99.92% like unstagnating
UNSTALLED
99.91% like unstagnating
UNOSCILLATING
99.91% like unstagnating
UNSTRENUOUS
99.9% like unstagnating
UNSTULTIFIED
99.9% like unstagnating
UNSTOLID
99.9% like unstagnating
UNLANGUID
99.89% like unstagnating
UNSTANCHED
99.89% like unstagnating
UNTRANSITORY
99.88% like unstagnating
UNUNDULATING
99.88% like unstagnating
UNHASTENING
99.88% like unstagnating
UNSWAYING
99.87% like unstagnating
UNSTILLED
99.87% like unstagnating
UNSTATIONARY
99.86% like unstagnating
UNSTAGGERING
99.86% like unstagnating
UNSTALING
99.86% like unstagnating
UNRECEDING
99.85% like unstagnating
NONDECREASING
99.85% like unstagnating
UNTURBULENT
99.84% like unstagnating
UNSTABLE
99.84% like unstagnating
NONSTIFFENING
99.84% like unstagnating
UNSTIFLED
99.83% like unstagnating
UNSLOWED
99.83% like unstagnating
UNQUIVERING
99.82% like unstagnating
UNFLUTTERING
99.82% like unstagnating
NONSTABLE
99.82% like unstagnating
UNSTIFFENED
99.81% like unstagnating
UNLAGGING
99.81% like unstagnating
UNHURRYING
99.8% like unstagnating
UNSTABILIZABLE
99.8% like unstagnating
NONSUBSIDING
99.8% like unstagnating
NONTURBULENT
99.79% like unstagnating
NONSTATIVE
99.79% like unstagnating
NONDORMANT
99.78% like unstagnating
UNQUAVERING
99.78% like unstagnating
UNDORMANT
99.78% like unstagnating
UNBUSTLING
99.77% like unstagnating
UNFATIGUING
99.77% like unstagnating
NONSTEADY
99.76% like unstagnating
UNDEGENERATING
99.76% like unstagnating
UNHALTED
99.76% like unstagnating
NONINCREASING
99.75% like unstagnating
UNAGGRAVATING
99.75% like unstagnating
UNMONOTONOUS
99.74% like unstagnating
UNDWINDLING
99.74% like unstagnating
UNEXASPERATING
99.74% like unstagnating
DECREASELESS
99.73% like unstagnating
UNDESISTING
99.73% like unstagnating
NONQUIESCENT
99.72% like unstagnating
UNLANGUOROUS
99.72% like unstagnating
UNACCELERATING
99.72% like unstagnating
NONSTALE
99.71% like unstagnating
UNABATING
99.71% like unstagnating
UNPLODDING
99.7% like unstagnating
UNSTILL
99.7% like unstagnating
UNEXPANDING
99.7% like unstagnating
UNOVERFLOWING
99.69% like unstagnating
UNSTUMPED
99.69% like unstagnating
UNSLACKENING
99.68% like unstagnating
UNDIVERGING
99.68% like unstagnating
UNIDLE
99.68% like unstagnating
UNINVIGORATING
99.67% like unstagnating
UNROTTING
99.67% like unstagnating
UNSTONY
99.66% like unstagnating
UNEXASPERATED
99.66% like unstagnating
UNFLOATING
99.66% like unstagnating
UNSTUBBORN
99.65% like unstagnating
UNBOGGY
99.65% like unstagnating
UNHINDERING
99.64% like unstagnating
UNFLOWING
99.64% like unstagnating
UNFIDGETING
99.64% like unstagnating
UNSLACKENED
99.63% like unstagnating
UNFLURRIED
99.63% like unstagnating
UNFLARING
99.62% like unstagnating
NONUNDULATING
99.62% like unstagnating
UNIMPULSIVE
99.62% like unstagnating
UNFUSSING
99.61% like unstagnating
UNERRATIC
99.61% like unstagnating
UNSTOOPED
99.6% like unstagnating