Herakles vs Alcides

Herakles and Alcides both are nouns.

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

As nouns, Herakles and Alcides are synonyms defined as:

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

Other synonyms of Herakles include Heracles, Hercules.

Herakles (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