Hellenistical vs Hellenistic

Hellenistical and Hellenistic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
Hellenistical	No	Yes	No	No
Hellenistic	No	Yes	No	No

As adjectives, Hellenistical and Hellenistic are synonyms defined as:

Hellenistical and Hellenistic: relating to or characteristic of the classical Greek civilization

Other synonyms of Hellenistical include Hellenic.

Hellenistical (adjective)	Hellenistic (adjective)
relating to or characteristic of the classical Greek civilization	relating to or characteristic of the classical Greek civilization