As verbs the difference between removing and expelling

is that removing is present participle of lang=en while expelling is present participle of lang=en.

As nouns the difference between removing and expelling

is that removing is removal while expelling is the action of the verb expel.

As an adjective wait is

far.

As an adverb wait is

far.

As an adjective tragical

is (archaic) tragic.

As a noun mirth is

the emotion usually following humour and accompanied by laughter; merriment; jollity; gaiety.

As an adjective tedious

is boring, monotonous, time consuming, wearisome.

As a noun brief is

letter (written message).

As nouns the difference between streetcar and interurban

is that streetcar is a tram or light rail vehicle, usually a single car, but also attached together, operating on city streets. A trolley car while interurban is a railway connecting two or more urban centres.

As an adjective interurban is

of, pertaining to, involving or joining two or more urban centres.

In transitive terms the difference between embody and internalize

is that embody is to include or represent, especially as part of a cohesive whole while internalize is to make something internal; to incorporate it in oneself.

As nouns the difference between fast and fastness

is that fast is a train that calls at only some stations it passes between its origin and destination, typically just the principal stations while fastness is a secure or fortified place; a stronghold, a fortress.

As an adjective fast

is firmly or securely fixed in place; stable.

As an adverb fast

is in a firm or secure manner, securely; in such a way as not to be moved .

As an interjection fast

is short for "stand fast", a warning not to pass between the arrow and the target.

As a verb fast

is to abstain from food, or eat very little, especially for religious or medical reasons.

As a proper noun Fibonacci

is {{surname||from=Italian}.

As a noun vortex is

a whirlwind, whirlpool, or similarly moving matter in the form of a spiral or column.

As a noun vortex is

.

In transitive terms the difference between observe and verify

is that observe is to follow or obey the custom, practice, or rules (especially of a religion) while verify is to confirm or test the truth or accuracy of something.