One of the most beautiful Sutras of "Shree Govinda-Bhashya" - OM VishnuPad Baladeva Vidyabhushana explains the etymology of "VaishvaNara" Epithet of Bhagavan Shree Vishnu.
With thorough consideration and attention it is quite noticeable, that "VaishvaNara" means both "Shree Vishnu" and "Narayana":