Noisome is related to “annoy” and is most often used to describe an unpleasant odor. It has nothing in its meaning about sounds or noises.
Neither takes a singular verb,
“Neither of us is ready.”
Neither can be followed by “nor” but never by “or.” The verb number is determined by the noun closest to it.
“Neither the manager nor the secretary was available.”
“Neither the manager nor the supervisors were available.”
Misspell has an “ss.”
It’s minuscule, not miniscule.
Mischievous has the letter “i” twice only, not mischievious.
And, the plural of mongoose is mongooses. The name has nothing to do with geese.