禁止形 => Negative imperative form N4
[禁止「きんし」] => Don't do N4
Can, Should, Must
ままになる => Just let... N4
Continuous
~きわまる/きわまりない(~極まる/極まりない)      => extremely; very ~ N1
ままにする => as, to do as ~ N4
Continuous
までになる => becoming ~ N2
Reach level
まわる => to go around N3
Go through, go through
まるで...ない => Absolutely not... N3
Emphasize the negative meaning
まだ...ある => still; not yet N3
Term
~から...に至るまで(至るまで)      => as far as; up until; everything from ... to ~ N1
~あるまじき => ~ Unacceptable, not allowed N1
Ban
まいとする => Do not let... N2
Will, intention