to have information about a person, plan etc that is not available to everyone
understand information
Cases of word usage
1) wanting to know (asking)
2) to confuse (a person) so that he or she does not know a place, the time, the date etc (disoriented)
3) a short saying expressing an idea in a clever and amusing way, e.g. 'To know you is to love you' (epigram)
4) to make oneself, a person know (something) well (familiarize)
5) to know (something) in advance (foresee)
6) what one has heard another person or other people say but does not know to be true (hearsay)
7) (an instance of) wanting to know or learn (more) about a person or thing; the money charged or paid for borrowing; a legal right to share in a business etc, especially in its profits (interest)
8) of know (knew)
9) of know (known)
10) a question, statement or description, intended to make a person think hard in order to know the answer or meaning; to make many holes in a person, thing (riddle)