In lang=en terms the difference between flat and stale

is that flat is a note played a semitone lower than a natural, denoted by the symbol ♭ sign placed after the letter representing the note (e.g., B♭) or in front of the note symbol (e.g. ♭♪) while stale is unreasonably long in coming, in reference to claims and actions.

In obsolete terms the difference between flat and stale

is that flat is a dull fellow; a simpleton while stale is a patsy, a pawn, someone used under some false pretext to forward another's (usu. sinister) designs; a stalking horse.

In intransitive terms the difference between flat and stale

is that flat is to become flat or flattened; to sink or fall to an even surface while stale is to become stale; to grow odious from excessive exposure or consumption.

As adjectives the difference between flat and stale

is that flat is having no variations in height while stale is at a standstill; stalemated.

As nouns the difference between flat and stale

is that flat is an area of level ground while stale is theft; the act of stealing.

As verbs the difference between flat and stale

is that flat is to make a flat call; to call without raising while stale is to make a ladder by joining rungs ("stales") between the posts.

As an adverb flat

is so as to be flat.

Eradication is a related term of dissolution.

As nouns the difference between eradication and dissolution

is that eradication is eradication while dissolution is the termination of an organized body or legislative assembly, especially a formal dismissal.

Grey is a synonym of misty.

As proper nouns the difference between grey and misty

is that grey is while misty is from the adjective "misty", reasonably popular in the 1970s and the 1980s.

As nouns the difference between indication and expression

is that indication is act of pointing out or indicating while expression is a particular way of phrasing an idea.

Unacceptable is a related term of displeasing.

As adjectives the difference between unacceptable and displeasing

is that unacceptable is unsatisfactory; not acceptable while displeasing is unattractive, dislikable, objectionable.

As a verb displeasing is

.

Badger is a related term of trouble.

As a noun badger

is a native or resident of the american state of wisconsin.

As a verb trouble is

.

Everlasting is a related term of persevering.

As adjectives the difference between everlasting and persevering

is that everlasting is lasting or enduring forever; existing or continuing without end; immortal; eternal while persevering is tending to persevere.

As nouns the difference between everlasting and persevering

is that everlasting is an everlasting flower while persevering is perseverance.

As a verb persevering is

.

Excitement is a related term of illusion.

As nouns the difference between excitement and illusion

is that excitement is (uncountable) the state of being excited (emotionally aroused) while illusion is .

Store is a related term of aggregation.

As a verb store

is .

As a noun aggregation is

.

As nouns the difference between wad and portion

is that wad is an amorphous, compact mass while portion is an allocated amount.

As verbs the difference between wad and portion

is that wad is to crumple or crush into a compact, amorphous shape or ball while portion is to divide into amounts, as for allocation to specific purposes.

As an acronym WAD

is it works as designed.