Muscle comes from Latin musculus, meaning little mouse. The name reflects how flexing muscles seemed to move under the skin.

In Middle English, girl could mean any child. Writers sometimes clarified with phrases like knave girl for a boy and gay girl for a girl.

Consequence is a general result, while repercussion usually means an indirect or unintended negative effect. Learn the difference with examples.

Bookkeeper contains three consecutive double letters. Learn how “book” plus “keeper” creates oo, kk, ee, with examples and contrasts.