infinitely
adverb
in·fi·nite·ly ˈin-fə-nət-lē 
: to an infinite or seemingly infinite extent or degree
an infinitely large number
It is clear that when an infinite number of positive quantities are added, the result will be infinitely large unless the quantities diminish in size to zero.
Dan Kalman
Dan Kalman… we know that the world is infinitely more complicated than the child thinks. Robert Penn Warren
Robert Penn Warren… in learning about the amazing complexity of the computer, we come to appreciate the infinitely more amazing complexity of the human brain … Alex Raskin
Alex RaskinHe swivels his head almost 360 degrees, like a Japanese puppet-balloon held aloft on a stick. The face is infinitely old, infinitely wise, very catlike. Maxine Kumin
Maxine Kumin
Word History
Etymology
Middle English infynytly, from infynyt infinite entry 1 + -ly -ly entry 2
First Known Use
15th century, in the meaning defined above