As an adjective apsidal is

of, pertaining to, or in the form of an apse.

In transitive terms the difference between ratify and sign

is that ratify is to give formal consent to; make officially valid while sign is to furnish (a road etc.) with signs.

As a noun sign is

a visible indication.

As nouns the difference between doubloon and drachma

is that doubloon is a former spanish gold coin, also used in its american colonies while drachma is the currency of greece from ancient times until 2001, with the symbol , since replaced by the euro.

As nouns the difference between novel and poem

is that novel is a novelty; something new while poem is a literary piece written in verse.

As an adjective novel

is new, original, especially in an interesting way.

As a noun xbox is

.

As verbs the difference between protesting and demonstrating

is that protesting is while demonstrating is .

As a noun protesting

is protestation.

As nouns the difference between transfer and transplantation

is that transfer is the act of conveying or removing something from one place, person or thing to another while transplantation is the resettlement of a group of people.

As a verb transfer

is to move or pass from one place, person or thing to another.

As a noun disease is

(pathology) an abnormal condition of the body or mind that causes discomfort or dysfunction; distinct from injury insofar as the latter is usually instantaneously acquired.

As a verb disease is

(obsolete) to cause unease; to annoy, irritate.

Syndrom is likely misspelled.

Syndrom has no English definition.

Desease is likely misspelled.

Desease has no English definition.

As a noun polyonomy

is polyonymy.

As an adjective polyonymous is

having many names or titles.