observance

As nouns the difference between observance and ceremony

is that observance is the practice of complying with a law, custom, command or rule while ceremony is a ritual with religious significance.

Festivity is a related term of observance.

As nouns the difference between festivity and observance

is that festivity is (often|pluralized) a festival or similar celebration while observance is the practice of complying with a law, custom, command or rule.

Observance is a related term of uniformity.

As nouns the difference between observance and uniformity

is that observance is the practice of complying with a law, custom, command or rule while uniformity is the state of being uniform, alike and lacking diversity.

Revelry is a related term of observance.

As nouns the difference between revelry and observance

is that revelry is joyful merry-making while observance is the practice of complying with a law, custom, command or rule.

Observance is a related term of hallowing.

As nouns the difference between observance and hallowing

is that observance is the practice of complying with a law, custom, command or rule while hallowing is the act by which something is hallowed.

As a verb hallowing is

.

Rort is a related term of observance.

As an adjective rort

is .

As a verb rort

is .

As a noun observance is

the practice of complying with a law, custom, command or rule.

Observance is a related term of submission.

As nouns the difference between observance and submission

is that observance is the practice of complying with a law, custom, command or rule while submission is the act of submitting.

Observance is a related term of ritual.

As nouns the difference between observance and ritual

is that observance is the practice of complying with a law, custom, command or rule while ritual is ritual, rite.

Function is a related term of observance.

As nouns the difference between function and observance

is that function is what something does or is used for while observance is the practice of complying with a law, custom, command or rule.

As a verb function

is to have a function.

Concern is a related term of observance.

As nouns the difference between concern and observance

is that concern is that which affects one's welfare or happiness while observance is the practice of complying with a law, custom, command or rule.

As a verb concern

is (label) to relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to.