Hello.<br/><br/>I understand that both 'easy' and 'easily' are adverbs, but which of them do I need to use. or can I use both of them?<br/><br/>for example, In this sentences:<br/><br/>- "He scares <b>easy</b>"<br/><br/>- "he doesn't scare <b>easily</b>"<br/><br/>What do you say?<br/><br/>Thanks.