stranger

sifat adjective

1. Not normal; odd, unusual, surprising, out of the ordinary. He thought it strange that his girlfriend wore shorts in the winter.
2. Unfamiliar, not yet part of one's experience. I moved to a strange town when I was ten.
3. Having the quantum mechanical property of strangeness.
4. Of an attractor: having a fractal structure.

ot noun

1. A person whom one does not know; a person who is neither a friend nor an acquaintance. That gentleman is a stranger to me.  Children are taught not to talk to strangers.
2. One who has not been seen for a long time. Hello, stranger!
3. One not privy or party to an act, contract, or title; a mere intruder or intermeddler; one who interferes without right. Actual possession of land gives a good title against a stranger having no title.
4. An outsider or foreigner.

fe’l verb

1. To estrange; to alienate.