As verbs the difference between alight and illuminated

is that alight is to make light or less heavy; lighten; alleviate or alight can be (with from) to spring down, get down, or descend, as from on horseback or from a carriage; to dismount or alight can be to light; light up; illuminate while illuminated is (illuminate).

As adjectives the difference between alight and illuminated

is that alight is lit, on fire, switched on while illuminated is irradiated by light, lit.

As an adverb afloat

is floating.

As an adjective floating is

that which floats or float.

As a verb floating is

present participle of lang=en.

As a noun floating is

material that floats in a liquid.

As verbs the difference between fetch and obtaining

is that fetch is to retrieve; to bear towards; to go and get while obtaining is .

As a noun fetch

is the object of fetching; the source and origin of attraction; a force, quality or propensity which is attracting eg, in a given attribute of person, place, object, principle, etc.

As an adjective fetch

is (slang) attractive, popular.

As nouns the difference between disruption and stoppage

is that disruption is an interruption to the regular flow or sequence of something while stoppage is a pause or halt of some activity.

Inquirely is likely misspelled.

Inquirely has no English definition.

As a noun investigation is

the act of investigating; the process of inquiring into or following up; research; study; inquiry, especially patient or thorough inquiry or examination; as, the investigations of the philosopher and the mathematician; the investigations of the judge, the moralist.

As adjectives the difference between postimpressionist and impressionistic

is that postimpressionist is of or pertaining to postimpressionism while impressionistic is pertaining to or characterized by impressionism.

As a noun postimpressionist

is a painter of this school.

As a noun investigation is

investigation.

As a noun quartz

is (mineralogy) the most abundant mineral on the earth's surface, of chemical composition silicon dioxide, si]][[oxygen|o₂ it occurs in a variety of forms, both crystalline and amorphous found in every environment.

As a proper noun diamond is

of modern usage, from the name of the gem.

As a verb rob

is .

As a noun grab is

grave.

As adjectives the difference between melancholy and tragic

is that melancholy is affected with great sadness or depression while tragic is causing great sadness or suffering.

As nouns the difference between melancholy and tragic

is that melancholy is black bile, formerly thought to be one of the four "cardinal humours" of animal bodies while tragic is a writer of tragedy.