yes
"Again" is an adverb, since it describes an action.
He had followed the diet carefully but now he was straying and his weight was beginning to increase again.
Repeatedly.
One after another or over and over again.
tell him/her nicely and ask him/her not to do it again.
If you visit somewhere you go there in person. Thus if you "visit repeatedly" you are going to the same place over and over again.
To happen, come up, or show up again or repeatedly
again, again and again, frequently, many a time, many times, much, oft, often, oftentimes, ofttimes, regularly, time after time, time and again
yes it does damages the system because the hard disk gets worn out by formatting again and again.
Often is another word for over and over again. Additional synonyms include repeatedly and repetitious.
The word again has phrases that are synonyms, such as once more, or another time. Adverbs that may apply are "repeatedly" or "recurrently."
The marijuana itself has no influence on your weight gain/loss. Marijuana does, however, cause an increase in appetite and that again may lead to weightgain.