imperfect tense vs continuous tense

imperfect tense and continuous tense both are nouns.

Word	Noun	Adjective	Verb	Adverb
imperfect tense	Yes	No	No	No
continuous tense	Yes	No	No	No

As nouns, imperfect tense and continuous tense are synonyms defined as:

imperfect tense and continuous tense: a tense of verbs used in describing action that is on-going

Other synonyms of imperfect tense include imperfect, progressive, progressive tense.

imperfect tense (noun)	continuous tense (noun)
a tense of verbs used in describing action that is on-going	a tense of verbs used in describing action that is on-going