abductor vs kidnapper

abductor and kidnapper both are nouns.

Word	Noun	Adjective	Verb	Adverb
abductor	Yes	No	No	No
kidnapper	Yes	No	No	No

As nouns, abductor and kidnapper are synonyms defined as:

abductor and kidnapper: someone who unlawfully seizes and detains a victim (usually for ransom)

Other synonyms of abductor include kidnaper, snatcher.

abductor (noun)	kidnapper (noun)
a muscle that draws a body part away from the median line	someone who unlawfully seizes and detains a victim (usually for ransom)
someone who unlawfully seizes and detains a victim (usually for ransom)