viscidity

It is hardly proper, perhaps, to call this resistance by the name of friction; it is partly, perhaps mainly, due to the viscidity or adhesion of the water.

From A Catechism of the Steam Engine by John Bourne, C.E.

As to viscidity, two very viscid species, when young, are among the highly prized esculents by those who know them, viz.,

From Student's Hand-book of Mushrooms of America, Edible and Poisonous by Thomas Taylor

The viscidity and specific gravity of milk are somewhat greater than that of water; but these properties vary somewhat in the milk procured from different individuals.

From The Book of Household Management by Mrs. (Isabella Mary) Beeton

These seeds are recommended as a carminative, in flatulent colics proceeding from a cold cause or a viscidity of the juices.

From The Botanist's Companion, Volume II by William Salisbury

I have not rejected any by design, merely because they were unnecessary or exuberant, but have received those which by different writers have been differently formed, as viscid, and viscidity, viscous, and viscosity.

From Prefaces and Prologues to Famous Books with Introductions, Notes and Illustrations by Charles William Eliot