anonymous
adjective /əˈnɒnɪməs/
  /əˈnɑːnɪməs/
- (of a person) with a name that is not known or that is not made public
- an anonymous donor
 - The money was donated by a local businessman who wishes to remain anonymous.
 - the largely anonymous perpetrators of terrorist acts
 
Oxford Collocations Dictionaryverbs- be
 - become
 - remain
 - …
 
- completely
 - entirely
 - totally
 - …
 
- prefer to remain anonymous
 - wish to remain anonymous
 
 - written, given, made, etc. by somebody who does not want their name to be known or made public
- an anonymous letter
 
 - without any unusual or interesting features
- long stretches of dull and anonymous countryside
 - new housing estates with their anonymous tower blocks and large barren spaces
 
 
Word Originlate 16th cent.: via late Latin from Greek anōnumos ‘nameless’ (from an- ‘without’ + onoma ‘name’) + -ous.