As nouns the difference between drug and temsirolimus

is that drug is (pharmacology) a substance used to treat an illness, relieve a symptom, or modify a chemical process in the body for a specific purpose or drug can be (obsolete) a drudge while temsirolimus is (pharmacy) an intravenous drug for the treatment of renal cell carcinoma, a derivative of sirolimus.

As a verb drug

is to administer intoxicating drugs to, generally without the recipient's knowledge or consent or drug can be (drag).

As nouns the difference between play and playwriter

is that play is activity for amusement only, especially among the young while playwriter is one who writes plays; a playwright.

As a verb play

is to act in a manner such that one has fun; to engage in activities expressly for the purpose of recreation or entertainment.

As nouns the difference between playwright and playwriter

is that playwright is a writer and creator of theatrical plays while playwriter is one who writes plays; a playwright.

As a noun pseudonym

is .

As an adverb pseudonymously is

under a pseudonym.

As verbs the difference between scan and rescan

is that scan is to examine sequentially, part by part while rescan is to scan again.

As a noun scan

is an instance of scanning.

As nouns the difference between discernment and selectiveness

is that discernment is the ability to distinguish; judgement while selectiveness is the state of being selective; discernment.

As a verb socialize

is to interact with others.

As a noun socializer is

one who socializes.

As adjectives the difference between academic and transdisciplinary

is that academic is while transdisciplinary is encompassing more than one academic discipline.

As a noun academic

is .

As a verb discipline

is .

As an adjective transdisciplinary is

encompassing more than one academic discipline.

As adjectives the difference between rank and unranked

is that rank is strong of its kind or in character; unmitigated; virulent; thorough; utter while unranked is not ranked.

As an adverb rank

is quickly, eagerly, impetuously.

As a noun rank

is a row of people or things organized in a grid pattern, often soldiers [the corresponding term for the perpendicular columns in such a pattern is "file"].

As a verb rank

is to place abreast, or in a line.