Hello everyong..<br/><br/>"he made a serious mistake" vs "he made a mistake seriouly"<br/><br/>are they both same meaning? <br/><br/>In my understanding from the first one, he made SOMETHING which is SERIOUS while the second sentence he made mistake in a MANNER of Serious..<br/><br/>Am i right? <br/><br/>please let me know their difference.. thank you <img class='emoticon' style='Width:19px;Height:19px;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/1.gif' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/1.gif' alt='Emotion: smile'/>