vital

Vital is a related term of especial.

As adjectives the difference between vital and especial

is that vital is relating to, or characteristic of life while especial is of exceptional importance or significance.

As adjectives the difference between vital and nonessential

is that vital is relating to, or characteristic of life while nonessential is not required; not essential.

As a noun nonessential is

something that is not essential.

Ruling is a related term of vital.

As adjectives the difference between ruling and vital

is that ruling is that rules; predominant; chief; reigning; controlling while vital is relating to, or characteristic of life.

As a noun ruling

is an order or a decision on a point of law from someone in authority.

As a verb ruling

is .

Vital is a related term of considerable.

As adjectives the difference between vital and considerable

is that vital is relating to, or characteristic of life while considerable is considerable.

Vital is a related term of risky.

As adjectives the difference between vital and risky

is that vital is relating to, or characteristic of life while risky is dangerous, involving risks.

Vital is a related term of well-known.

As adjectives the difference between vital and well-known

is that vital is relating to, or characteristic of life while well-known is familiar, famous, renowned or widely known.