No. ADD stands for Attention Deficit Disorder. It actually makes it incredibly hard to stay focused.
You can add the color blue to make purple more blue.
Orthodox Jews are strictly observant. Hassidic Jews are even more strict.
She was an observant poet.
you should add more of the solute to the solution to make it more concentrated and more of the solvent to the solution to make it diluted.
Being observant means paying close attention to details, behaviors, or changes in your surroundings. It involves actively noticing things that others may overlook, allowing you to gather more information and make better decisions.
Add more white to your color. Add more red to your pink.
An add-on is an something you add to another program to make it better or more functional for the users benefit.
You can see things (to be "observant") more clearly ("keenly") than most people and your opinion should be valued but not necessarily accepted.
Yes, the adjective observant usually means keen-eyed or perceptive.
Yes. Torah-observant Jews will make sure that the ingredients are kosher.
somehow add more fuel
You add more solvent.