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disrespect [disrespect 词源字典]: 1610s (v.), 1630s (n.), from dis- + respect. Related: Disrespected; disrespecting.[disrespect etymology, disrespect origin, 英语词源]
lunatic (adj.): late 13c., "affected with periodic insanity, dependent on the changes of the moon," from Old French lunatique, lunage "insane," or directly from Late Latin lunaticus "moon-struck," from Latin luna "moon" (see Luna). Compare Old English monseoc "lunatic," literally "moon-sick;" Middle High German lune "humor, temper, mood, whim, fancy" (German Laune), from Latin luna. Compare also New Testament Greek seleniazomai "be epileptic," from selene "moon." Lunatic fringe (1913) apparently was coined by U.S. politician Theodore Roosevelt.
Then, among the wise and high-minded people who in self-respecting and genuine fashion strive earnestly for peace, there are foolish fanatics always to be found in such a movement and always discrediting it -- the men who form the lunatic fringe in all reform movements. [Theodore Roosevelt, autobiography, 1913].
Earlier it was a term for a type of hairstyle worn over the forehead (1877). Lunatic soup (1933) was Australian slang for "alcoholic drink."
respect (v.): 1540s, "to regard," from Middle French respecter "look back; respect; delay," from Latin respectere, frequentative of respicere (see respect (n.). Meaning "treat with deferential regard or esteem" is from 1550s. Sense of "refrain from injuring" is from 1620s. Meaning "have reference to" is from 1560s. Related: Respected; respecting.

To respect the person was "show undue bias toward (or against) based on regard for the outward circumstances of a person;" hence respecter of persons, usually with negative, from Acts x:34, in the 1611 translation.
self-respect (n.): also self respect, "proper regard for and care of the dignity of one's person," 1795, from self- + respect (n.). Related: Self-respecting.