normal
The noun 'quickness' is an abstract noun as a word for the quality or state of being mentally agile; a word for doing something in a short time; a word for a concept.The noun 'quickness' is a concrete noun as a word for rapidity of movement; a word for a physical quality.
do is what you are doing in a present time or place. something that modifies what you are talking about. Undertake 69
Concurrent
There is no short word for "simultaneously", but the word can be expressed as the phrase "at the same time" or "as one."
Complete
Both "whilst doing something" and "while doing something" are conjunctions that can be used interchangeably to express the idea of doing something at the same time as another action. However, "whilst" is considered more formal and less commonly used in everyday language compared to "while."
Saying something the same at the same time really does not mean anything. If anything you two were thinking the same thing.
It can help them with the colors, and numbers at the same time. It makes there minds work and then they can actually learn something at the same time as doing something fun,
Procrastinate.
Do you mean synchronized, as in two things doing something at the same time?
Second. It is spelled the same no matter what it is referring to, such as doing something the second time, a second in time (one of 60 seconds in a minute), etc.
You may be considerate in the effort of doing something for someone and negligent at the same time when you fail to carry out the action.
normal
The word people say when they say something at the same time is "jinx." They might also say "twins" or "snap."
The definition of waste of time is to spend time doing an activity that is considered useless or unproductive. It also means doing something that doesn't benefit one self.
The word that means to hold something tightly is "grasp."