To learn English language one-word substitution dictionary is very helpful. Here we are providing one-word substitution pdf download based upon Certain Characteristics. It can act as one-word names for companies. Find these one word online that act as a one-word game and appreciate Edumantra.net
NAMES BY WHICH PERSONS WITH CERTAIN CHARACTERISTICS ARE KNOWN
One who looks to the bright side of things     optimist
One who looks on the dark side of things      pessimist
One who devotes his service or Wealth for the love of mankind                                                        philanthropist
One who walks in his sleep                   somnambulist            Â
One who devotes his life to the Welfare and interests of other people                                                   altruist
One who dies for a noble cause                                                                                        martyr
 One who retires from society to live a solitary life Â
                                              recluse, hermit
One who engages in any pursuit for the love of it and not for the gain                                                  amateur
 One who feeds on fruits                     fruitarian
 One who eats no animal flesh                vegetarian
 One who feeds on human flesh              cannibal
 One who journeys on foot                   pedestrian
 One versed in many languages              linguist
A messenger sent in great haste             courier
 A hater of marriage                        misogamist
 A hater of women                         misogynist
 One who kills political figures             assassin
A woman with light-coloured hair         blonde
 One who shoots with bows and arrows    archer
 One who fishes with a rod                 angler
Download the above One Word Substitution Dictionary in PDFÂ