connaître

Etymology
, from, from.

Verb

 * 1)  to know (of), to be familiar with a person, place, fact, event
 * 2)  to know, to experience glory, hunger, problems etc.
 * 3)  to know (sexually)
 * 4)  to be knowledgeable ( about)
 * 5)  to hear or examine judicially; to judge or decide judicially
 * 1)  to hear or examine judicially; to judge or decide judicially

Usage notes
In the sense of "to know something to be true", the verb is used.

Etymology
From, from , from.

Verb

 * 1)  to know