existence

As nouns the difference between phase and existence

is that phase is a distinguishable part of a sequence or cycle occurring over time while existence is the state of being, existing, or occurring; beinghood.

As a verb phase

is to begin—if construed with "in"—or to discontinue—if construed with out—(doing) something over a period of time (i.e. in phases).

As a proper noun phase

is passover.

As nouns the difference between ontology and existence

is that ontology is (uncountable|philosophy) the branch of metaphysics that addresses the nature or essential characteristics of being and of things that exist; the study of being qua being while existence is the state of being, existing, or occurring; beinghood.

As nouns the difference between existence and tangibility

is that existence is the state of being, existing, or occurring; beinghood while tangibility is the property of being tangible.

Existence is a synonym of endurance.

As nouns the difference between existence and endurance

is that existence is the state of being, existing, or occurring; beinghood while endurance is the measure of a person's stamina or persistence.

As a noun existence

is the state of being, existing, or occurring; beinghood.

As an adjective viable is

able to live on its own (as for a newborn).

As a noun existence

is the state of being, existing, or occurring; beinghood.

As an adjective unextinguished is

not extinguished.

As an adjective alive

is having life, in opposition to dead; living; being in a state in which the organs perform their functions; as, an animal or a plant which is alive.

As a noun existence is

the state of being, existing, or occurring; beinghood.

As nouns the difference between existence and force

is that existence is the state of being, existing, or occurring; beinghood while force is force.