The difference between Common and Holy

When used as nouns, common means mutual good, shared by more than one, whereas holy means a thing that is extremely holy.

When used as adjectives, common means mutual, whereas holy means dedicated to a religious purpose or a god.

Common is also verb with the meaning: to communicate (something).

check bellow for the other definitions of Common and Holy

Common as an adjective:

Mutual; shared by more than one.

Examples:

"The two competitors have the common aim of winning the championship."

"Winning the championship is an aim common to the two competitors."
Common as an adjective:

Occurring or happening regularly or frequently; usual.

Examples:

"It is common to find sharks off this coast."
Common as an adjective:

Found in large numbers or in a large quantity.

Examples:

"Sharks are common in these waters."
Common as an adjective:

Simple, ordinary or vulgar.
Common as an adjective (grammar):

In some languages, particularly Germanic languages, of the gender originating from the coalescence of the masculine and feminine categories of nouns.
Common as an adjective (grammar):

Of or pertaining to common nouns as opposed to proper nouns.
Common as an adjective:

Vernacular, referring to the name of a kind of plant or animal, i.e., common name vs. scientific name.
Common as an adjective (obsolete):

Profane; polluted.
Common as an adjective (obsolete):

Given to lewd habits; prostitute.

Common as a noun:

Mutual good, shared by more than one.
Common as a noun:

A tract of land in common ownership; common land.
Common as a noun:

The people; the community.
Common as a noun (legal):

The right of taking a profit in the land of another, in common either with the owner or with other persons; so called from the community of interest which arises between the claimant of the right and the owner of the soil, or between the claimants and other commoners entitled to the same right.

Common as a verb (obsolete):

To communicate (something).
Common as a verb (obsolete):

To converse, talk.
Common as a verb (obsolete):

To have sex.
Common as a verb (obsolete):

To participate.

Examples:

"rfquotek Sir Thomas More"
Common as a verb (obsolete):

To have a joint right with others in common ground.

Examples:

"rfquotek Johnson"
Common as a verb (obsolete):

To board together; to eat at a table in common.

Holy as an adjective:

Dedicated to a religious purpose or a god.

Examples:

"I'm planning to visit the holy city of Jerusalem this Christmas."
Holy as an adjective:

Revered in a religion.
Holy as an adjective:

Perfect or flawless.
Holy as an adjective:

Separated or set apart from (something unto something or someone else).
Holy as an adjective:

Set apart or dedicated for a specific purpose, or for use by a single entity or person.
Holy as an adjective (slang):

Used as an intensifier in various interjections.

Examples:

"Holy cow, I can’t believe he actually lost the race!"

"Those children next door are holy terrors!"

Holy as a noun (archaic):

A thing that is extremely holy; used almost exclusively in .