tiredness vs loginess

tiredness and loginess both are nouns.

Word	Noun	Adjective	Verb	Adverb
tiredness	Yes	No	No	No
loginess	Yes	No	No	No

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

tiredness: temporary loss of strength and energy resulting from hard physical or mental work
loginess: a dull and listless state resulting from weariness

Other hyponyms of tiredness include asthenopia, eyestrain, jet lag, exhaustion, grogginess, logginess, senioritis.

tiredness (noun)	loginess (noun)
temporary loss of strength and energy resulting from hard physical or mental work	a dull and listless state resulting from weariness