chuck-full vs chockful

chuck-full and chockful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
chuck-full	No	Yes	No	No
chockful	No	Yes	No	No

As adjectives, chuck-full and chockful are synonyms defined as:

Other synonyms of chuck-full include chock-full, chockablock, choke-full, cram full.

chuck-full (adjective)	chockful (adjective)
packed full to capacity	packed full to capacity