underlining
nounEtymology From under- + lining.
1
A lining on the inside of a garment.
underlining
nounEtymology From underline + -ing.
1
An act or instance of marking text with an underline.
- There are so many underlinings, so many exclamation points in the margins, and so much highlighting from my many readings and appreciatings that it looks like a case of severe book abuse. It is not; these are marks of love.2005, Theodore Cheney, Getting the Words Right, page 238: