attention
He moved stealthily and managed to escape the notice of the guards.
Many of the latest fashion trends have escaped her notice entirely.
Even the tiniest detail did not escape his attention.
The potential of this substance has not escaped the attention of the pharmaceutical industry.

SMART Vocabulary: related words and phrases

Not paying attention
absent
absent-minded
absent-mindedly
absent-mindedness
absently
drop/lower your guardidiom
faraway
glazed
gnat
go back to sleep!idiom
merrily
misfocus
moment
moony
not take a blind bit of noticeidiom
sideline
unmindful
unwarily
unwary
zone out