leath-

Etymology
From.

Prefix

 * 1) lying, turned, to one side; lopsided, tilted
 * 2) one-sided, partial
 * 3) half-, hemi-, semi-; half-grown
 * 4) one of two, of a pair

Usage notes

 * This affix in Irish is added to nouns and adjectives denoting half. It lenites the word to which it attaches.
 * , from
 * It is often used with nouns which normally come in pairs to denote a single object:
 * "a single shoe" (In contrast to:  "both shoes, a pair of shoes".)
 * "a single eye" (In contrast to:   "both [the] eyes, the eyes [of a single person]".)
 * Written with a hyphen when attaching to words in t: