changelessness

hypernyms

durability

enduringness

lastingness

strength

same-contexts

aphasiology

ethology

e¤ectiveness

fewness

hebetude

illegibility

infrequency

innocuousness

insignificancy

insolubility

keyframe

mythologist

neuroanatomy

neurobiology

nonproduction

osteology

painlessness

philologer

populousness

profitableness

rareness

stratigraphy

unattractiveness

valuelessness

xenobiology