覗

to peek (through a keyhole, gap, etc.)

peek

to peek

peep show

to look (into)

to have a narrow view of things

to have a narrow view of things

to have a narrow view of things

to look into

voyeurism

to examine someone's expression

peephole

peephole (e.g. in a door)

to have a narrow view of things

peep

faint indigo blue (traditional Japanese color name)

to have a narrow view of things

one-way mirror

peeping Tom

peep show