As an adjective obligatory

is imposing obligation, morally or legally; binding.

As a noun obligatoriness is

the quality or state of being obligatory.

Ganca is an alternative form of ganja.

As proper nouns the difference between ganca and ganja

is that ganca is while ganja is the second largest city of azerbaijan; the birthplace of the great persian poet.

Gandzha is an alternative form of ganja.

As proper nouns the difference between gandzha and ganja

is that gandzha is while ganja is the second largest city of azerbaijan; the birthplace of the great persian poet.

Gyandzhe is an alternative form of ganja.

As proper nouns the difference between gyandzhe and ganja

is that gyandzhe is while ganja is the second largest city of azerbaijan; the birthplace of the great persian poet.

Ganja is a alternative form of gyanja.

As proper nouns the difference between gyanja and ganja

is that gyanja is an alternative spelling of Ganja while Ganja is the second largest city of Azerbaijan; the birthplace of the great Persian poet Nezami

As a noun ganja is

marijuana, as used for smoking.

As proper nouns the difference between azerbaijan and ganja

is that azerbaijan is a country in west asia; official name: republic of azerbaijan while ganja is the second largest city of azerbaijan; the birthplace of the great persian poet.

As a proper noun celtic

is a branch of the indo-european languages that was spread widely over western and central europe in the pre-christian era.

As an adjective celtic

is of the celts; of the style of the celts.

As a noun clas is

clause (linguistics).

As nouns the difference between monastery and clas

is that monastery is place of residence for members of a religious community (especially monks) while clas is a Celtic monastery.

As nouns the difference between nationalism and matriotism

is that nationalism is patriotism; the idea of supporting one's country and culture while matriotism is hometown, school, or parish pride or loyalty, as opposed to nationalism or patriotism.

Mingrelian is a synonym of megrelian.

As adjectives the difference between megrelian and mingrelian

is that megrelian is mingrelian while Mingrelian is of, from, or pertaining to Samegrelo, the Mingrelian people or the Mingrelian language.

As proper nouns the difference between megrelian and mingrelian

is that megrelian is mingrelian (language while Mingrelian is a Kartvelian language spoken in parts of Georgia (mainly Samegrelo) and Abkhazia.

As nouns the difference between megrelian and mingrelian

is that megrelian is mingrelian (person while Mingrelian is a person who speaks this language.