Glancer

4 clues
One peeking
Cursory viewer
One stealing a look
One taking a quick look
Similar answers:
Aburglarstoleit
Actglad
Actinginconcert
Adancer
Agateglass
Agla
Aglad
Aglaia
Aglance
Aglar
Aglare
Aglass
Ailinglabel
Algland
Amigladtoseeyou
Andagladnewyear
Anglaise
Angoraburglar
Announcer
Announcers