Run ng serve for a dev server. Navigate to http://localhost:4200/. The app will automatically reload if you change any of the source files.
To modify the word, it can be selected with double (or single) click. After selecting the word, toolbar appears with possible actions and synonyms.
You can change the word to one of the synonyms by clicking on the desired one.
It is also possible to modify the text by clicking the EDIT button. This action enters editable mode, where the text can be changed.
Word modification during editable mode is not permitted.
Clicking on Save button exits from editable mode.