When someone is dwarfed, they are small and insignificant in comparison to other people. This can be a result of a number of things, like being shorter or having less muscle mass.
A caisson is a large, military-style train. It is usually used to move heavy equipment or troops.
A caisson is a type of boat that is used for carrying soldiers or supplies. It has a long, narrow body and a large deck.
An airtight seal is a seal that is very tight, so that no air can get in or out. This is important for things like containers and boxes, because it prevents things from spoiling.
To excavate is to dig down into the ground. Sometimes you excavate for the purpose of finding something valuable, like treasure. Other times you excavate for the purpose of building something new, like a road.
An ailment is a disease or a health problem. Some common ailments are colds, flu, and the common cold.
The word "unexplainable" can be used to describe something that is difficult to understand or explain. Sometimes people use the word to describe things that are too strange or mysterious to be explained.
When someone is bedridden, they are confined to a bed or wheelchair because they are too ill to walk. This can often mean that they are unable to do anything else except be sick.
Indomitable means that someone is incapable of being defeated. They are strong and determined, and they will never give up.