supporter has definitions from the fields of clothing,work
1
[ noun ] a person who backs a politician or a team etc.

Examples

"all their supporters came out for the game" "they are friends of the library"

Used in print

(Edward P. Lawton, "Northern Liberals and Southern...)

Northern liberals are the chief supporters of civil_rights and of integration .

2
[ noun ] (work) a person who contributes to the fulfillment of a need or furtherance of an effort or purpose

Synonyms

assistant help helper

Examples

"my invaluable assistant" "they hired additional help to finish the work"

3
[ noun ] someone who supports or champions something

Synonyms

sponsor patron

4
[ noun ] (clothing) a support for the genitals worn by men engaging in strenuous exercise

Related terms

protective_garment

5
[ noun ] (clothing) a band (usually elastic) worn around the leg to hold up a stocking (or around the arm to hold up a sleeve)

Synonyms

garter

Related terms

band hold

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