RichThesaurus
enduringly
enduringly
synonyms
lastingly
abidingly
protractedly
at length
for good
permanently
for keeps
forevermore
for always
in perpetuity
for ever and ever
(for) evermore
until hell freezes over
until doomsday
endlessly
until the cows come home
eternally
world without end
everlastingly
immortally
for aye
until the end of time
for good and all
perpetually
perdurably
durably
imperishably
duratively
prolongedly
longevously
timelessly
for all (future) time
to the end of time
lengthily
sempiternally
deathlessly
aye
for all time
for eternity
longsomely
invariably
everything considered
firmly
in conclusion
finally
tightly
strongly
steadily
till the end of time
inexorably
more synonyms
enduringly
antonyms
temporarily
flexibly
inconclusively
forever
never
temporary
weakly
movably
brief
dubiously
doubtfully