eneamtiu

Your sidebar seems OK now, only the .entry-content remain hyphenated.

Where did you add / change the code you presented above?

From what I see on your site you have two solutions:
1) search for word-wrap: break-word; in your main theme style.css file or
2) (better) add the code you presented to the /wp-content/themes/twentyfourteen-child-03/style.css file of the child theme you seem to have.

Try adding word-wrap: normal;