As an adjective inadequate

is .

As a noun underdose is

an inadequate dose.

As a verb underdose is

to administer an inadequate dose to.

As nouns the difference between dose and underdose

is that dose is sow (female pig) while underdose is an inadequate dose.

As a verb underdose is

to administer an inadequate dose to.

As nouns the difference between skill and spycraft

is that skill is capacity to do something well; technique, ability skills are usually acquired or learned, as opposed to abilities, which are often thought of as innate while spycraft is the skills and techniques employed by spies.

As a verb skill

is to set apart; separate.

As an adjective skill

is (uk|slang) great, excellent.

As nouns the difference between technique and spycraft

is that technique is (uncountable) the practical aspects of a given art, occupation etc; formal requirements while spycraft is the skills and techniques employed by spies.

As nouns the difference between organic and tetrapeptide

is that organic is an organic compound while tetrapeptide is an organic compound formed from four amino acids joined by peptide bonds.

As an adjective organic

is pertaining to or derived from living organisms.

As nouns the difference between compound and tetrapeptide

is that compound is an enclosure within which workers, prisoners, or soldiers are confined while tetrapeptide is an organic compound formed from four amino acids joined by peptide bonds.

As an adjective compound

is composed of elements; not simple.

As a verb compound

is to form (a resulting mixture) by combining different elements, ingredients, or parts.

Tetrapeptide is a hypernym of peptide.

As nouns the difference between peptide and tetrapeptide

is that peptide is a class of organic compounds consisting of various numbers of amino acids in which the amine of one is reacted with the carboxylic acid of the next to form an amide bond while tetrapeptide is an organic compound formed from four amino acids joined by peptide bonds.

In biology terms the difference between sexual and parasexuality

is that sexual is a species which reproduces by sexual rather than asexual reproduction, or a member of such a species while parasexuality is a phenomenon, involving a complex form of mitosis, whereby two cell nuclei merge without any sexual process and the chromosome count is doubled.

As an adjective sexual

is of or relating to having sex, sexual acts and sexual reproduction.

In biology|lang=en terms the difference between process and parasexuality

is that process is (biology) an outgrowth of tissue or cell while parasexuality is (biology) a phenomenon, involving a complex form of mitosis, whereby two cell nuclei merge without any sexual process and the chromosome count is doubled.

As nouns the difference between process and parasexuality

is that process is a series of events to produce a result, especially as contrasted to product while parasexuality is (biology) a phenomenon, involving a complex form of mitosis, whereby two cell nuclei merge without any sexual process and the chromosome count is doubled.

As a verb process

is to perform a particular process or process can be (mostly british) to walk in a procession.

As nouns the difference between chromosome and parasexuality

is that chromosome is (biology|cytology) a structure in the cell nucleus that contains dna, histone protein, and other structural proteins while parasexuality is (biology) a phenomenon, involving a complex form of mitosis, whereby two cell nuclei merge without any sexual process and the chromosome count is doubled.