Definition & Meaning of "lawdy"in English

What is the origin of the exclamation "lawdy" and how is it used?

Lawdy is an exclamation used to express astonishment, shock, or emphasis. It appeared in American English in the 19th century as a dialectal or phonetic variant of "Lordy," itself a mild euphemism for "Lord" used to avoid directly invoking God. People used it in everyday speech, oral storytelling, and folk expressions, especially in Southern and African American communities, to react strongly without swearing. Today it is inoffensive, folksy, and somewhat old-fashioned, often adding a playful, emphatic, or dramatic tone to expressions of surprise or amazement.