Heracles vs Alcides

Heracles and Alcides both are nouns.

Word	Noun	Adjective	Verb	Adverb
Heracles	Yes	No	No	No
Alcides	Yes	No	No	No

As nouns, Heracles and Alcides are synonyms defined as:

Heracles and Alcides: (classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality

Other synonyms of Heracles include Herakles, Hercules.

Heracles (noun)	Alcides (noun)
(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality	(classical mythology) a hero noted for his strength; performed 12 immense labors to gain immortality