dissent (v.) Look up dissent at Dictionary.com
early 15c., from Latin dissentire "differ in sentiments, disagree, be at odds, contradict, quarrel," from dis- "differently" (see dis-) + sentire "to feel, think" (see sense (n.)). Related: Dissented; dissenting. The noun is 1580s, from the verb.
Has there ever been a society which has died of dissent? Several have died of conformity in our lifetime. [Jacob Bronowski "Science and Human Values," 1956]
dissenter (n.) Look up dissenter at Dictionary.com
1630s, in 17c. especially of religions (with a capital D- from 1670s); agent noun from dissent.
dissension (n.) Look up dissension at Dictionary.com
early 14c., from Old French dissension (12c.) and directly from Latin dissensionem (nominative dissensio) "disagreement, difference of opinion, discord, strife," noun of action from past participle stem of dissentire "disagree" (see dissent).
protest (n.) Look up protest at Dictionary.com
c. 1400, "avowal, pledge, solemn declaration," from Old French protest (Modern French prôtet), from preotester, and directly from Latin protestari "declare publicly, testify, protest," from pro- "forth, before" (see pro-) + testari "testify," from testis "witness" (see testament).

Meaning "statement of disapproval" first recorded 1751; adjectival sense of "expressing of dissent from, or rejection of, prevailing mores" is from 1953, in reference to U.S. civil rights movement. First record of protest march is from 1959.
intolerant (adj.) Look up intolerant at Dictionary.com
1735, "unable or unwilling to endure" (a condition, etc.), from Latin intolerantem (nominative intolerans) "not enduring, impatient, intolerant; intolerable," from in- "not" (see in- (1)) + tolerans, present participle of tolerare "to bear, endure" (see toleration).

Meaning "not disposed to endure contrary opinions or beliefs, impatient of dissent or opposition" is from 1765. Of plants, with reference to deep shade, from 1898. The noun meaning "person or persons who do not favor toleration" is from 1765. Related: Intolerantly.
Aesopic (adj.) Look up Aesopic at Dictionary.com
1927, in the context of Soviet literary censorship, in reference to writing "obscure or ambiguous, often allegorical, which disguises dissent," from Aesop, the traditional father of the allegorical fable, + -ic. The term (Russian ezopovskii, 1875) arose under the Tsars. The style was used by Russian communists, who, once they took power, used the word in charges against their own dissidents.
prohibition (n.) Look up prohibition at Dictionary.com
late 14c., "act of prohibiting, a forbidding by authority," from Anglo-French and Old French prohibition (early 13c.), from Latin prohibitionem (nominative prohibitio) "a hindering, forbidding; legal prohibition," noun of action from past participle stem of prohibere "hold back, restrain, hinder, prevent," from pro- "away, forth" (see pro-) + habere "to hold" (see habit (n.)). Meaning "forced alcohol abstinence" is 1851, American English; in effect nationwide in U.S. as law 1920-1933 under the Volstead Act.
People whose youth did not coincide with the twenties never had our reverence for strong drink. Older men knew liquor before it became the symbol of a sacred cause. Kids who began drinking after 1933 take it as a matter of course. ... Drinking, we proved to ourselves our freedom as individuals and flouted Congress. We conformed to a popular type of dissent -- dissent from a minority. It was the only period during which a fellow could be smug and slopped concurrently. [A.J. Liebling, "Between Meals," 1959]
Related: Prohibitionist.
Protestant (n., adj.) Look up Protestant at Dictionary.com
1539, from German or French protestant, from Latin protestantem (nominative protestans), present participle of protestari (see protest (n.)). Originally used of German princes and free cities who declared their dissent from ("protested") the decision of the Diet of Speyer (1529), which reversed the liberal terms allowed Lutherans in 1526.
When forced to make their choice between obedience to God and obedience to the Emperor, they were compelled to choose the former. [Thomas M. Lindsay, "A History of the Reformation," New York, 1910]
The word was taken up by the Lutherans in Germany (Swiss and French preferred Reformed). It became the general word for "adherents of the Reformation in Germany," then "member of any Western church outside the Roman communion;" a sense first attested in English in 1553.
In the 17c., 'protestant' was primarily opposed to 'papist,' and thus accepted by English Churchmen generally; in more recent times, being generally opposed to 'Roman Catholic,' or ... to 'Catholic,' ... it is viewed with disfavour by those who lay stress on the claim of the Anglican Church to be equally Catholic with the Roman. [OED]
Often contemptuous shortened form Prot is from 1725, in Irish English. Protestant (work) ethic (1926) is taken from Max Weber's work "Die protestantische Ethik und der 'Geist' des Kapitalismus" (1904). Protestant Reformation attested by 1680s.