Hi<br/><br/>Would you please tell me if <b><i>sightless</i></b> and <b><i>blind</i></b> are essentially synonmous?<br/><br/><b><i>His only son is sightless.</i></b><br/><br/><b><i>Are you sightless?</i></b><br/><br/>Thanks,<br/><br/>Tom