present participle of wear thin

simple past tense of wear thin

past participle of wear thin

Extremely fine; so thin as to be almost invisible. / A very small difference, or advantage, when comparing two items.

(idiomatic) To lessen or weaken over time, as from overuse.

(simile) Extremely thin.

(letterpress typography) A metal block used to separate words, one fifth of an em in width. / (typography) In digital text, a character representing a thin space.

Extremely thin, like a twig.

Alternative form of razor-thin

plural of thin space