insalubrious (en)

(adjective) not conducive to health; unwholesome

insuperable (en)

(adjective) incapable of being surmounted, overcome, passed over, or solved

integument (en)

(noun) something that covers or encloses / (noun) an enveloping layer (as a skin, membrane, or cuticle) of an organism or one of its parts

inter alia (la)

among other things

intercessor (en)

a person who intervenes on behalf of another, especially by prayer

interest equalization tax (en)

a domestic tax measure implemented by U.S. President John F. Kennedy in July 1963 and lasting until 1974; meant to make it less profitable for U.S. investors to invest abroad by taxing the purchase of foreign securities

internecine (en)

(adjective) marked by slaughter; deadly / (adjective) mutually destructive / (adjective) of, relating to, or involving conflict within a group

interpellant (en)

(adjective) interrupt, break in upon, or intercede with

interpellation (en)

(common Althusserian term) the process by which ideology, embodied in major social and political institutions (ideological & repressive state apparatuses), constitutes the very nature of individual subjects' identities through the process of "hailing" them in social interactions

interstice (en)

(noun) an intervening space

intifada (en)

(noun) uprising rebellion / (noun) an armed uprising of Palestinians against Israeli occupation of the West Bank and Gaza Strip

inurement (en)

accustomed to something, especially something unpleasant

invective (en)

insulting, abusive, or highly critical language

inveigh (en)

(verb) to protest or complain bitterly or vehemently; rail

inveigle (en)

(verb) to win over by wiles; entice / (verb) to acquire by ingenuity or flattery; wangle

inveterate (en)

firmly established by long persistence; confirmed in habit

invidious (en)

(adjective) tending to cause discontent, animosity, or envy / (adjective) envious / (adjective) of an unpleasant or objectionable nature; obnoxious / (adjective) of a kind to cause harm or resentment

involuted (en)

complicated; abstruse; curled inwards

ipseity (en)

selfhood; individual identity (from Latin "ipse" for self)

irredentist (en)

(noun) a political principle or policy directed toward the incorporation of irredentas within the boundaries of their historically or ethnically related political unit / a person advocating the restoration to their country of any territory formerly belonging to it

irruptions (en)

a sudden and violent entry, or breaking in (differs from eruption, which is breaking out)

isthmian (en)

(adjective) of or relating to the Isthmus of Panama connecting the North American and South American continents (An isthmus is a narrow strip of land that connects two larger landmasses and separates two bodies of water)

ital (en)

idk

jacaranda (en)

a type of flowering plant native to tropical and subtropical regions

Jacobin (en)

The Society of the Friends of the Constitution, after 1792 renamed Society of the Jacobins, Friends of Freedom and Equality, commonly known as the Jacobin Club (Club des Jacobins) or simply the Jacobins; the most famous and influential political club in the development of the French Revolution