~ます/~ません => Polite, present form N5
Verb suffixes
ことにする => Decide to N4
Causative, Passive, Volitional
ずにはすまない/ないではすまない => A must be done N1
Potential, Possibility
ござる/ございます => Have~ N4
Honorifics
させて[頂「いただ」]きます/させてもらいます => Allow me to A N1
Miscellaneous
までだ/までのことだ => Only A (will be done) N1
(Not)only , (Not) even
こそすれ => B is definitely not so (strongly emphasized) N1
Contrast/Surprise
[少「すこ」]しも~ない => Not (even a little) A N3
Not only, Not even
ずにすませる => Get something done without doing A N1
Miscellaneous
でござる/でございます => By, with… N4
Honorifics
たことにする => To do/act/pretend as if A N1
Will, Decision, Doing
だけではすまない => Doing A is not going to suffice N1
Miscellaneous