aithne

Etymology 1
From.

Noun

 * 1) acquaintance, acquaintanceship
 * 2) recognition; act of recognizing
 * 3) knowledge
 * 4) (characteristic or distinguishing) appearance
 * 1) (characteristic or distinguishing) appearance

Etymology 2
From.

Noun

 * 1) commandment, precept

Noun

 * 1) an act of entrusting, handing over; the thing entrusted
 * a n-aithne
 * 1) an act of commanding; a command, order
 * 2)  a commandment, a Commandment
 * 1) an act of commanding; a command, order
 * 2)  a commandment, a Commandment

Etymology
From.

Noun

 * 1) knowledge, discernment, acquaintance