As a verb informal

is to inform (to communicate knowledge to others).

As an adjective parol is

word-of-mouth.

As a noun parol is

a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As adjectives the difference between extrinsic and parol

is that extrinsic is external, separable from the thing itself, inessential while parol is word-of-mouth.

As a noun parol is

a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As nouns the difference between evidence and parol

is that evidence is obviousness, clearness while parol is a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As an adjective parol is

word-of-mouth.

As adjectives the difference between ambiguous and parol

is that ambiguous is open to multiple interpretations while parol is word-of-mouth.

As a noun parol is

a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As nouns the difference between word and parol

is that word is scripture; the bible while parol is a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As an adjective parol is

word-of-mouth.

As nouns the difference between utterance and parol

is that utterance is an act of uttering while parol is a word; an oral utterance.

As an adjective parol is

word-of-mouth.

As nouns the difference between writing and parol

is that writing is (uncountable) of symbols such as letters that express some meaning while parol is a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As a verb writing

is .

As an adjective parol is

word-of-mouth.

As nouns the difference between seal and parol

is that seal is sea, air, land (used as a name of a military unit) while parol is a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As an adjective parol is

word-of-mouth.

As nouns the difference between star and parol

is that star is star while parol is a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As an adjective parol is

word-of-mouth.

As nouns the difference between christmas and parol

is that christmas is christmas day, the day it is celebrated, 25 december, an english quarter day while parol is a word; an oral utterance or parol can be an ornamental star-like christmas lantern from the philippines.

As a proper noun christmas

is a widely celebrated festival commemorating the birth of jesus christ, incorporating various christian, pre-christian and secular customs.

As an adjective parol is

word-of-mouth.