As nouns the difference between opposer and competitor
is that opposer is one who opposes, one who shows opposition while competitor is a person or organization against whom one is competing.
opposer
English
Noun
(
en noun)
One who opposes, one who shows opposition
Anagrams
*
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competitor
English
Alternative forms
* competitour (obsolete)
Noun
(
en noun)
A person or organization against whom one is competing.
A participant in a competition, especially in athletics.
Synonyms
* (person against whom one is competing) adversary (loosely''), opponent (''loosely )
* (participant in a competition) contestant
Anagrams
*
*
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