Vた[時「とき」] => After having done something N5
Time
[時「とき」] => At the time A N5
Time
~ました/~ませんでした => Polite, past form of verb N5
Verb suffixes
させて[頂「いただ」]きます/させてもらいます => Allow me to A N1
Miscellaneous
に[至「いた」]るまで => Up until A; as far as A N1
Degree/ Level/Amount
[全「まった」]く~ない => Not A (at all; even a little bit) N3
Not only, Not even
てたまらない => Very A; Extremely A; Really want to do A N2
Degree, Level, Amount
まま => Still, unchange N4
Situations and Experiences
~ます/~ません => Polite, present form N5
Verb suffixes
ままに => Do B as/like A N2
Adjectival, Descriptions
までだ/までのことだ => Only A (will be done) N1
(Not)only , (Not) even
たとたん => As soon as A (occured), B N3
Time, Situation