abstrusity

n.

难解，深奥；

Some abstrusity verb and adjective words in (beonyeok)Baktongsa
Meticulosity and Abstrusity vs Tenuousness and Melodiousness—The Beauty of "Yaomiao"in Classical Chinese Literature
中国式管理的吊诡Abstrusity
Non-linear relations between selected anthropological predictors and psycho-physiological exercise-responses.
I am ... , I have ... , I suffer from ... : A Linguist Reflects on the Language of Illness and Disease
Abstruse comparisons: the problems of numerical contrasts of two groups.
The CONSORT Statement-Reply
[Hypertensive disease: diagnostics and differential methods of antihypertensive therapy]
Profoundness Under Lightness——Decoding Poetic Quality of Brion Cemetery
ტყიბულის საწარმოს თანამშრომელი ფრიდონ გეგ...