soundly

Everyday

1. Deeply and well, of sleep: «sleep soundly». tree →
2. Completely or heavily, of a defeat or punishment: «beaten soundly». tree →
3. In a sensible, reliable or well-built way: «soundly made», «soundly argued». tree →

In the lessons

In everyday life parents hope children «sleep soundly». In sport news a team «soundly beaten» lost by a lot. In science and essays a «soundly based» idea rests on good evidence.

Examples

• The baby slept soundly all night. tree →
• Our team was soundly beaten 6–0. tree →
• The bridge was soundly built and lasted 200 years. tree →
• Her plan was soundly thought out. tree →
• He was soundly told off for lying. tree →
• After the long walk, we all slept soundly. tree →
• After that he lay down and slept soundly. tree →

Note

Adverb from «sound» (meaning healthy, solid, deep), not from «sound» (noise). «Safe and sound» means safe and unhurt.