Progeny is a related term of increase.

As nouns the difference between progeny and increase

is that progeny is (uncountable) offspring or descendants while increase is an amount by which a quantity is increased.

As a verb increase is

(of a quantity) to become larger.

Fabricate is a related term of dissemble.

In lang=en terms the difference between fabricate and dissemble

is that fabricate is to invent and form; to forge; to devise falsely; as, to fabricate a lie or story while dissemble is to falsely hide one's opinions or feelings.

As verbs the difference between fabricate and dissemble

is that fabricate is to form into a whole by uniting its parts; to frame; to construct; to build; as, to fabricate a bridge or ship while dissemble is to disguise or conceal something.

As verbs the difference between made and developed

is that made is past tense of make while developed is past tense of develop.

As a noun made

is a maggot or grub.

As an adjective developed is

not primitive; not third world.

Unstable is a synonym of unsafe.

As adjectives the difference between unsafe and unstable

is that unsafe is not safe; dangerous while unstable is having a strong tendency to change.

Length is a related term of portion.

As nouns the difference between length and portion

is that length is the distance measured along the longest dimension of an object while portion is portion.

As a verb length

is (obsolete) to lengthen.

As adjectives the difference between admirable and impeccable

is that admirable is deserving of the highest esteem or admiration while impeccable is perfect, without faults, flaws or errors.

Allowance is a related term of favour.

As nouns the difference between allowance and favour

is that allowance is the act of allowing, granting, conceding, or admitting; authorization; permission; sanction; tolerance while favour is .

As verbs the difference between allowance and favour

is that allowance is to put upon a fixed allowance (especially of provisions and drink); to supply in a fixed and limited quantity while favour is .

Superb is a related term of grouse.

As adjectives the difference between superb and grouse

is that superb is while grouse is (australian|nz|slang) excellent.

As a noun grouse is

any of various game birds of the family tetraonidae which inhabit temperate and subarctic regions of the northern hemisphere or grouse can be a cause for complaint.

As a verb grouse is

to seek or shoot grouse or grouse can be to complain or grumble.

Amicable is a related term of tactful.

As adjectives the difference between amicable and tactful

is that amicable is showing friendliness or goodwill while tactful is possessing tact; able to deal with people in a sensitive manner.

Beggar is a synonym of devil.

As a noun beggar

is .

As a proper noun devil is

(theology) the chief devil; satan.