Computer-guided meditation is nice for those of us who have difficultly even understanding what focus feels like.
High-Tech Meditation: Swap Your Yogi for a Headset|Gregory Ferenstein|April 14, 2014|DAILY BEAST
They are friable in the hand, meagre to the touch, and difficultly form a paste with water.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure
This is the difficultly fusible Bohemian tube-glass, so valuable in chemical manipulations.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
It is insoluble in water and ether, difficultly soluble in the hot; and fairly soluble in aniline.
Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
Such lakes are the difficultly soluble salts which constitute the dyeing materials of stuffs.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure
It was loosely but difficultly woven of very thick soft rope of a red colour.
The Magic City|Edith Nesbit
British Dictionary definitions for difficult
difficult
/ (ˈdɪfɪkəlt) /
adjective
not easy to do; requiring efforta difficult job
not easy to understand or solve; intricatea difficult problem
hard to deal with; troublesomea difficult child
not easily convinced, pleased, or satisfieda difficult audience