As nouns the difference between spore and embryo

is that spore is spore while embryo is .

As a noun PDF

is portable Document Format.

As a verb PDF

is to convert to PDF format.

As a proper noun PDF

is Parkinson's Disease Foundation

As an initialism SDF is

self Defense Force.

As adverbs the difference between actually and normally

is that actually is (modal) in act or in fact; really; in truth; positively while normally is under normal conditions or circumstances; usually; most of the time.

As nouns the difference between revival and crusader

is that revival is the act of reviving, or the state of being revived while crusader is person engaged in a crusade.

As nouns the difference between propane and cyclobutane

is that propane is (organic compound) an aliphatic hydrocarbon, c₃h₈, a constituent of natural gas while cyclobutane is (uncountable|organic compound) a simple alicyclic hydrocarbon, c₄h₈; a light inflammable gas.

As nouns the difference between cramp and tetanus

is that cramp is a painful contraction of a muscle which cannot be controlled while tetanus is tetanus.

As a verb cramp

is (of a muscle) to contract painfully and uncontrollably.

As an adjective negative

is .

As a verb denying is

.

As an adjective negative

is .

As a noun denial is

(logic) the negation in logic.

As nouns the difference between appointee and agent

is that appointee is a person who is appointed while agent is one who exerts power, or has the power to act; an actor.

As an adverb allegedly

is according to someone's allegation.

As an adjective ostensible is

apparent, evident; meant for open display.