runtiness vs littleness

runtiness and littleness both are nouns.

Word	Noun	Adjective	Verb	Adverb
runtiness	Yes	No	No	No
littleness	Yes	No	No	No

As nouns, littleness is a hypernym of runtiness; that is, littleness is a word with a broader meaning than runtiness:

Other hypernyms of runtiness include smallness.

runtiness (noun)	littleness (noun)
smallness of stature	the property of having a relatively small size
	lack of generosity in trifling matters
	the property of having relatively little strength or vigor