As an adjective vaporous

is relating to vapour; misty, foggy, obscure, insubstantial.

As a noun vaporousness is

the condition of being vaporous.

As an adjective unmitigated

is not mitigated.

As an adverb unmitigatedly is

in an unmitigated manner.

As a verb modernized

is (modernize).

As an adjective unmodernized is

not modernized.

As adjectives the difference between tuned and untunable

is that tuned is adjusted in pitch or resonance while untunable is unable to be tuned.

As a verb tuned

is (tune).

Vaporish is an alternative form of vapourish.

As adjectives the difference between vaporish and vapourish

is that vaporish is while vapourish is characteristic of vapour.

As a noun vapour

is cloudy diffused matter such as mist, steam or fumes suspended in the air.

As a verb vapour

is to become vapour; to be emitted or circulated as vapour or vapour can be to become vapour; to be emitted or circulated as vapour.

As an adjective vapourish is

characteristic of vapour.

In heraldry terms the difference between difference and undifferenced

is that difference is an addition to a coat of arms to distinguish two people's bearings which would otherwise be the same. See augmentation and cadency while undifferenced is not having a mark of difference.

As a noun difference

is the quality of being different.

As a verb difference

is to distinguish or differentiate.

As an adjective undifferenced is

not having a mark of difference.

As adjectives the difference between faced and unfaceable

is that faced is (slang) drunk while unfaceable is unable to be faced or confronted.

As a verb faced

is (face).

As a verb confronted

is (confront).

As an adjective unfaceable is

unable to be faced or confronted.

As a noun meter

is meter (unit of measure, 100 cm).

As an adjective unmetrical is

not written in meter.