Translation of raven in Spanish

The first day in a new place is always a little strange. One has to get used to the new environment. I believe that the more someone tries to adapt the faster he gets used to new spots and new people.
This perilous reaction, due to trivial, conventional thinking of us might lead to direct violence or at least to its support. Furthermore it can destroys one's good intensions and qualities.
About multiple translations: We want students to memorize 'idioma' and 'lengua' as they are both very common. The best we could do is to place them in 2 different lessons, so that users learn them both.