As nouns the difference between christianity and ecumene

is that christianity is an abrahamic religion based on the teachings of jesus christ and various scholars who wrote the christian bible while ecumene is (obsolete) all known inhabited areas of the world.

Ecumene is a derived term of anecumene.

As nouns the difference between anecumene and ecumene

is that anecumene is all the uninhabited parts of the world while ecumene is all known inhabited areas of the world.

As adjectives the difference between gastrointestinal and gastroenteric

is that gastrointestinal is of or pertaining to the stomach and intestines while gastroenteric is gastrointestinal.

As adjectives the difference between soluble and liposoluble

is that soluble is able to be dissolved while liposoluble is soluble in lipids (or in organic solvents).

As a noun lipid

is lipid.

As an adjective liposoluble is

soluble in lipids (or in organic solvents).

As adjectives the difference between extinct and lusitanian

is that extinct is extinguished, no longer alight (of fire, candles etc. while Lusitanian is of or pertaining to ancient Roman province of Lusitania, its people or culture.

As a noun Lusitanian is

a native or inhabitant of ancient Lusitania.

As a proper noun Lusitanian is

an extinct paleo-Hispanic language.

As adjectives the difference between hispanic and lusitanian

is that hispanic is of or relating to Spain while Lusitanian is of or pertaining to ancient Roman province of Lusitania, its people or culture.

As nouns the difference between hispanic and lusitanian

is that hispanic is a Spanish-speaking person while Lusitanian is a native or inhabitant of ancient Lusitania.

As a proper noun Lusitanian is

an extinct paleo-Hispanic language.

Ecumene is a alternative form of oecumene.

Oecumene is likely misspelled.

Oecumene has no English definition.

As a noun ecumene is

all known inhabited areas of the world.

In obsolete|lang=en terms the difference between inhabited and ecumene

is that inhabited is (obsolete) uninhabited while ecumene is (obsolete) all known inhabited areas of the world.

As an adjective inhabited

is having inhabitants; lived in.

As a noun ecumene is

(obsolete) all known inhabited areas of the world.

In obsolete|lang=en terms the difference between world and ecumene

is that world is (obsolete) to introduce into the world; to bear (eg a child) --> while ecumene is (obsolete) all known inhabited areas of the world.

As nouns the difference between world and ecumene

is that world is human collective existence; existence in general while ecumene is (obsolete) all known inhabited areas of the world.

As a verb world

is to consider or cause to be considered from a global perspective; to consider as a global whole, rather than making or focussing on national or other distinctions; compare globalise.