That cannot be daunted or intimidated; fearless
Marked by resoluteness or determination; firm:
Adhering strictly to moral principles; righteous.
Strong in construction; firm; substantial
The definition of athletic is a person, place, or thing that is strong, vital, and/or busy.
Fearless and daring; courageous:
The definition of brawny is being strong and muscular.
Having or characterized by courage; valiant.
Free from fear.
William Shakespeare (1564-1616)
Having or showing great power, skill, strength, or force:
Effective or potent:
Strong and healthy; full of vigor; hardy
Having an intense or offensive effect on the senses:
The definition of tireless is energized and enthusiastic, showing great energy or not easily fatigued.
Marked by or exhibiting a lack of reliability.
Lacking in vigour or expression.
The definition of cowardly is something characterized by a lack of courage.
The definition of meek is someone or something that does not have force or someone who is willing to give into others.
The definition of hardy is someone or something robust or showing great strength to make it through harsh conditions, such as the winter cold.
Able to withstand great strain without tearing or breaking; strong and resilient:
Strong and healthy; robust:
Find another word for stalwart. In this page you can discover 36 synonyms, antonyms, idiomatic expressions, and related words for stalwart, like: dauntless, sturdy, upright, stout, long-serving, valiant, brave, athletic, bold, brawny and courageous.