As nouns the difference between leather and saffian

is that leather is a tough material produced from the skin of animals, by tanning or similar process, used e.g. for clothing while saffian is a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As an adjective leather

is made of leather.

As a verb leather

is to cover with leather.

As nouns the difference between goatskin and saffian

is that goatskin is a liquid container (especially of wine or water) made from goat leather while saffian is a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As nouns the difference between sheepskin and saffian

is that sheepskin is the skin of a sheep, especially when used to make parchment or in bookbinding while saffian is a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As nouns the difference between tan and saffian

is that tan is a yellowish-brown colour while saffian is a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As an adjective tan

is of a yellowish-brown.

As a verb tan

is to change to a tan colour due to exposure to the sun.

As a numeral tan

is the second cardinal number two, formerly used in Celtic areas, especially Cumbria and parts of Yorkshire, for counting sheep, and stitches in knitting.See Wikipedia article on Yan Tan Tethera

As a proper noun Tan

is an English surname derived from the transliteration of various Asian surnames, particularly originating from China and Vietnam.

As an initialism TAN

is Total Acid Number, the measure of a lubricant's or crude oil's acidity.

As nouns the difference between sumac and saffian

is that sumac is any of various shrubs or small trees of the genus Rhus including the poison ivy and poison oak while saffian is a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As an adverb brightly

is in a bright manner.

As a noun saffian is

a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As nouns the difference between dye and saffian

is that dye is a colourant, especially one that has an affinity to the substrate to which it is applied while saffian is a leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.

As a verb dye

is to colour with dye.

As nouns the difference between frequentative and frequentativeness

is that frequentative is refers to a subclass of imperfective verbs that denote a repeated action, no longer productive in English, but found in e.g. Finnish, Latin, Russian, and Turkish while frequentativeness is the state or condition of being frequentative.

As an adjective frequentative

is serving to express repetition of an action.

As a verb elided

is past tense of elide.

As an adjective unelided is

not elided.

As nouns the difference between chemical and safener

is that chemical is any specific chemical element or chemical compound while safener is a chemical used in a herbicide to minimize injury to the crop as a result of the herbicide application.

As an adjective chemical

is of or relating to alchemy.