Verb (1-dan, intransitive)
1.  to open out (of a view, scenery, etc.);  to spread out;  to become clear (of a road, visibility, etc.);  to open up
2.  to improve (of luck, prospects, etc.);  to get better
3.  to develop (of a town, civilization, etc.);  to become civilized;  to modernize;  to grow;  to advance (of knowledge, ideas, etc.)
4.  to be sensible;  to be understanding;  to be enlightened
5.  to open (of a new road, railway, etc.);  to be opened to traffic
6.  to become populous;  to become densely built;  to become bustling