onlooker

As a noun onlooker

is a spectator; someone looks on or watches, without becoming involved or participating.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between onlooker and standby

is that onlooker is a spectator; someone looks on or watches, without becoming involved or participating while standby is state of readiness without being immediately involved.

As a verb standby is

wait briefly: an alternative spelling of nocap=1|lang=en.

As nouns the difference between bystanders and onlooker

is that bystanders is while onlooker is a spectator; someone looks on or watches, without becoming involved or participating.

As nouns the difference between onlooker and outsider

is that onlooker is a spectator; someone looks on or watches, without becoming involved or participating while outsider is one who is not part of a community or organization.

As nouns the difference between onlooker and neutral

is that onlooker is a spectator; someone looks on or watches, without becoming involved or participating while neutral is neutral (the position of a set of gears in which power cannot be transmitted to the drive mechanism).

As nouns the difference between onlooker and rubbernecker

is that onlooker is a spectator; someone looks on or watches, without becoming involved or participating while rubbernecker is someone who watches, a spectator, in the sense that they crane their neck as though it were made of rubber. Especially those who watch accidents.

As nouns the difference between onlooker and onlooker

is that onlooker is a spectator; someone looks on or watches, without becoming involved or participating while onlooker is a spectator; someone looks on or watches, without becoming involved or participating.

As nouns the difference between view and onlooker

is that view is visual perception while onlooker is a spectator; someone looks on or watches, without becoming involved or participating.

As a verb view

is to look at.

As a noun onlooker is

a spectator; someone looks on or watches, without becoming involved or participating.

As a noun onlooker

is a spectator; someone looks on or watches, without becoming involved or participating.

As a verb sightsee is

to go sightseeing, to visit places of interest in a city, town or geographical area.