From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
peeked /pˈiːkt/
forschend geblickt, gespäht, geschielt, geguckt, gekiekt, gelugt
"She peered/peeked/squinted over her book." - Sie blickte/spähte/schielte über den Rand ihres Buches.
Synonyms: looked inquisitively, peered, squinted
see: look inquisitively, peer, peek, squint, looking inquisitively, peering, peeking, squinting