DYS- n.
An inseparable prefix, fr. the Greek ill, bad, hard, difficult, and the like; cf. the prefixes, Skr. dus-, Goth. tuz-, OHG. zur-, G. zer-, AS. to-, Icel. tor-, Ir. do-.
EASE n.
Freedom from constraint, formality, difficulty, embarrassment, etc.; facility; liberty; naturalness; -- said of manner, style, etc.; as, ease of style, of behavior, of address. True ease in writing comes from art, not chance. Pope. Whate'er he did was done with so much ease, In him alone 't was natural to please. Dryde…