We have put together a list of words that are similar to PARTICIPANT.

20 Alternative Words Similar to participant

1 Player Noun      Synonym Words Like Player
2 Associate Noun      Synonym Words Like Associate
3 Sharing Adjective      Synonym Words Like Sharing
4 Partaker Noun      Synonym Words Like Partaker
5 Bowler Noun      Hyponym
6 Stringer Noun      Hyponym
7 Playmaker Noun      Hyponym
8 Scorer Noun      Hyponym
9 Seed Noun      Hyponym Words Like Seed
10 Attendant Noun      Hyponym Words Like Attendant
11 Attendee Noun      Hyponym Words Like Attendee
12 Discussant Noun      Hyponym
13 Retreatant Noun      Hyponym
14 Sharer Noun      Hyponym Words Like Sharer
15 Meeter Noun      Hyponym Words Like Meeter
16 Masquer Noun      Hyponym
17 Groom Noun      Hyponym Words Like Groom
18 Masker Noun      Hyponym
19 Attender Noun      Hyponym Words Like Attender
20 Masquerader Noun      Hyponym

10 definitions of participant

1 Sharing; participating; having a share or part.
2 A participator; a partaker.
3 a person who participates in or is skilled at some game
4 someone who takes part in an activity
5 One that participates, shares, or takes part in something.
6 Sharing in or taking part; participating.
7 Sharing; having a share or part: followed by of.
8 One who participates; a partaker; one having a share or part.
9 In Gregorian music, the next most important tone in a mode after the mediant, lying in the authentic modes usually next above or below the mediant, and in plagal modes usually at the bottom of the scale. See modulation, 3 .
10 one who participates
We get our data from many different dictionaries across the web:
Wordnik, Wiktionary, Century, American Heritage, Gcide