अजनबी (en. Stranger)

in order to love others, see no stranger.

Do not trust a stranger.

The victim was not related or acquainted with R-1 and was stranger to both.

Excellency, you are no stranger to the people of India.

When the first movie in the series appeared in 1979, rather than using a word that means "stranger" or "extraterrestrial" in the local languages, the distributors in Yugoslavia, Hungary and Poland translated the title as "The Eighth Passenger" referring to the fact that the titular alien was a stowaway on the spaceship populated by seven crew members.

Having a conversation about stranger danger.

Initiate a conversation with a stranger.