As nouns the difference between colony and county

is that colony is a settlement of emigrants who move to a new place, but remain culturally tied to their original place of origin while county is the land ruled by a count or a countess.

As an adjective county is

characteristic of a ‘county family’; representative of the gentry or aristocracy of a county.

As a noun tours

is .

As a verb tours

is (tour).

As a proper noun middlesbrough is

a town in the north east of england on the river tees.

As a proper noun poznan

is a city in west-central poland.

As a letter d is

the fourth letter of the.

As a numeral d is

cardinal number five hundred (500).

As a symbol d is

deuterium, when it needs to be distinguished from ordinary hydrogen.

As a proper noun london

is the capital city of the united kingdom and of england, situated near the mouth of the river thames in southeast england, with a metropolitan population of more than 12,000,000.

As a letter d is

the fourth letter of the.

As a numeral d is

cardinal number five hundred (500).

As a symbol d is

deuterium, when it needs to be distinguished from ordinary hydrogen.

As a proper noun philadelphia

is largest city in pennsylvania, located in southeastern part of the state along the delaware and schuylkill rivers site of the independence hall; former capitol of united states nicknamed "city of brotherly love".

As a letter d is

the fourth letter of the.

As a numeral d is

cardinal number five hundred (500).

As a symbol d is

deuterium, when it needs to be distinguished from ordinary hydrogen.

As an adjective latest

is superlative of late.

As an adverb latest

is superlative of late POS=adverb.

As a noun latest

is the most recent thing, particularly information or news.

As an initialism RSS is

initialism of w:Rich Site Summary|Rich Site Summary|lang=en.

As a noun api

is .

As an initialism rss is

(internet|deprecated).

D is likely misspelled.

D has no English definition.

As a proper noun Vienna

is the capital of Austria.

As nouns the difference between category and videos

is that category is a group, often named or numbered, to which items are assigned based on similarity or defined criteria while videos is .

As nouns the difference between video and feed

is that video is video while feed is (uncountable) food given to (especially herbivorous) animals.

As a verb feed is

(lb) to give (someone or something) food to eat or feed can be (fee).