prostration vs algidity

prostration and algidity both are nouns.

Word	Noun	Adjective	Verb	Adverb
prostration	Yes	No	No	No
algidity	Yes	No	No	No

As nouns, algidity is a hyponym of prostration; that is, algidity is a word with a more specific, narrower meaning than prostration:

prostration: an abrupt failure of function or complete physical exhaustion
algidity: prostration characterized by cold and clammy skin and low blood pressure

Other hyponyms of prostration include breakdown, crack-up, shock, heat hyperpyrexia, heatstroke.

prostration (noun)	algidity (noun)
the act of assuming a prostrate position	prostration characterized by cold and clammy skin and low blood pressure
abject submission; the emotional equivalent of prostrating your body
an abrupt failure of function or complete physical exhaustion