- Robust - Solidly-built - Strongly built - Structurally sound - Foolishly obstinate or resolute; stubborn;
unrelenting; unfeeling; stern. - Resolute, in a good sense; or firm, unyielding
quality; as, a man of sturdy piety or patriotism. - Characterized by physical strength or force; strong;
lusty; violent; as, a sturdy lout.