Adverb
endlessly -
with unflagging resolve; "dance inspires him ceaselessly to strive higher and higher toward the shining pinnacle of perfection that is the goal of every artiste"
ceaselessly ,
incessantly ,
unceasingly ,
unendingly ,
continuously
endlessly -
(spatial sense) without bounds; "the Nubian desert seemed to stretch out before them endlessly"
endlessly -
continuing forever without end; "there are infinitely many possibilities"
infinitely
finitely with a finite limit; "there are finitely many solutions to this problem"
endlessly -
all the time; seemingly without stopping; "a theological student with whom I argued interminably" ; "her nagging went on endlessly"
interminably
interminable ,
eternal ,
endless having the ends united so as to form a continuous whole; "an endless chain"