weariness vs loginess

weariness and loginess both are nouns.

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

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

weariness: 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 weariness include asthenopia, eyestrain, jet lag, exhaustion, grogginess, logginess, senioritis.

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