Widows and orphans refer to hyphenated words in a document.

Widows

In typesetting, widows are the single lines of paragraphs at the top of a page, considered undesirable as they disrupt paragraph unity and page aesthetics.

Orphans

In typography, the first line of a paragraph left alone at the bottom of a page.

Hyphenated Words

Words that are joined by a hyphen to form a compound term, often clarifying meaning or indicating a specific relationship.