From Middle English wel-thewed, wel thewed, equivalent to well + thewed.
well-thewed (comparative better-thewed or more well-thewed, superlative best-thewed or most well-thewed)
- Good in manner, habit, form, or construction; well-mannered; well-done.
- Having an attractive physical appearance or strong muscles.
- 1894, Eiríkr Magnússon, William Morris, The Saga Library - Volume 4:
- Olaf was early a well-thewed man, goodly to look at, of middle height, and wise and deft of speech he was at an early age.