The word competitor is a noun, a person who competes with another or others.
change competitor into a noun by adding a suffix
One example of a five letter suffix that could change a noun phrase to another noun is "-hood." For instance, adding "-hood" to "child" creates "childhood."
They are both nouns, either way. A noun is a person, place, or thing.
The addition of a simple suffix will change your verb into a noun.
Removing a suffix from a word may lead to change in pronunciation, spelling or part of speech. It depends on the specific suffix and the word from which it's removed.
The suffix ion means the process of. It changes the word from a verb to a noun.
Add the suffix -ic to the noun atom to form the adjective atomic.
The suffix "-tion" can change the verb "intend" into the noun "intention."
Antonyms for the noun competitor are ally or associate.
The suffix "itor" is an uncommon suffix that turns a verb into a noun, such as the nouns, competitor (from the verb compete) or compositor (from the verb compose). A more common similar suffix is "or" that looks like an "itor" suffix (but is not) such as the nouns, auditor (from the verb audit) or editor (from the verb edit).
Funcition
Funcition