lose
- v fail to keep or to maintain; cease to have, either physically or in an abstract sense
- v fail to win
- v suffer the loss of a person through death or removal
- v place (something) where one cannot find it again
- v miss from one's possessions; lose sight of
- v allow to go out of sight
- v fail to make money in a business; make a loss or fail to profit
- v fail to get or obtain
- v retreat
- v fail to perceive or to catch with the senses or the mind
- v be set at a disadvantage
louden
- v become louder
The room loudened considerably - v cause to become loud