destitute (adj.)youdaoicibaDictYouDict[destitute 词源字典]
late 14c., "abandoned, forsaken," from Latin destitutus "abandoned," past participle of destituere "forsake," from de- "away" + statuere "put, place," causative of stare "to stand," from PIE root *sta- "to stand" (see stet). Originally literal; sense of "lacking resources, impoverished" is 1530s.[destitute etymology, destitute origin, 英语词源]
hardscrabble (n.)youdaoicibaDictYouDict
in popular use from c. 1826 as a U.S. colloquial name for any barren or impoverished place "where a livelihood may be obtained only under great hardship and difficulty" [OED]; from hard (adj.) + noun from scrabble (v.). Noted in 1813 as a place-name in New York state; first recorded in journals of Lewis and Clark (1804) as the name of a prairie. Perhaps the original notion was "vigorous effort made under great stress," though this sense is recorded slightly later (1812). As an adjective by 1845.
Hell's KitchenyoudaoicibaDictYouDict
disreputable, impoverished New York City neighborhood, the name attested from 1879. The phrase was used from at least 1866 as an intensive form of Hell.
Hell's kitchen (American), a horrible slum. Hell's Kitchen, Murderer's Row, and the Burnt Rag are names of localities which form collectively the worst place in New York. [Albert Barrère and Charles G. Leland, "A Dictionary of Slang, Jargon & Cant," 1889]
impoverish (v.)youdaoicibaDictYouDict
early 15c., empoverischen, from Old French empoveriss-, stem of empoverir, from em- + povre "poor" (see poor). Related: Impoverished; impoverishing.
relief (n.1)youdaoicibaDictYouDict
late 14c., "alleviation of distress, hunger, sickness, etc; state of being relieved; that which mitigates or removes" (pain, grief, evil, etc.)," from Anglo-French relif, from Old French relief "assistance," literally "a raising, that which is lifted," from stressed stem of relever (see relieve). Meaning "aid to impoverished persons" is attested from c. 1400; that of "deliverance of a besieged town" is from c. 1400. Earlier in English as "that which is left over or left behind," also "feudal payment to an overlord made by an heir upon taking possession of an estate" (both c. 1200).
simple (adj.)youdaoicibaDictYouDict
c. 1200, "free from duplicity, upright, guileless; blameless, innocently harmless," also "ignorant, uneducated; unsophisticated; simple-minded, foolish," from Old French simple (12c.) "plain, decent; friendly, sweet; naive, foolish, stupid," hence "wretched, miserable," from Latin simplus, variant of simplex "simple, uncompounded," literally "onefold" (see simplex). Sense of "free from pride, humble, meek" is mid-13c. As "consisting of only one substance or ingredient" (opposite of composite or compounded) it dates from late 14c.; as "easily done" (opposite of complicated) it dates from late 15c.

From mid-14c. as "unqualified; mere; sheer;" also "clear, straightforward; easily understood." From late 14c. as "single, individual; whole." From late 14c. of clothing, etc., "modest, plain, unadorned," and of food, "plain, not sumptuous." In medicine, of fractures, etc., "lacking complications," late 14c. As a law term, "lacking additional legal stipulations, unlimited," from mid-14c.

In Middle English with wider senses than recently, such as "inadequate, insufficient; weak, feeble; mere; few; sad, downcast; mournful; of little value; low in price; impoverished, destitute;" of hair, "straight, not curly." As noun, "an innocent or a guileless person; a humble or modest person" (late 14c.), also "an uncompounded substance." From c. 1500 as "ignorant people."