1.</address>
It should be used specifically for the contact details relating either to the entire web page or to an article element
2<dfn title=" "> </dfn>
A definition term and is used to highlight the first use to a term
as abbr
3.<bdo dir="rtl"/"ltr"> </bdo>
reverse the direction of the text
4.Editiorial
ins(insertions)
del(deletions)
datetime attribute
cite attribute