spiller vs attacker

spiller and attacker both are nouns.

Word	Noun	Adjective	Verb	Adverb
spiller	Yes	No	No	No
attacker	Yes	No	No	No

As nouns, attacker is a hypernym of spiller; that is, attacker is a word with a broader meaning than spiller:

Other hypernyms of spiller include aggressor, assailant, assaulter.

spiller (noun)	attacker (noun)
a long fishing line with many shorter lines and hooks attached to it (usually suspended between buoys)	someone who attacks
an attacker who sheds or spills blood