てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
ゃしない => Don't/Doesn't A (at all) N1
Will, Decision, Doing
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
したがって => Because of A, B N2
Reason, Result, Response
~がほしい => I want ~ N5
Asking and Telling
~ました/~ませんでした => Polite, past form of verb N5
Verb suffixes
ないと,なくちゃ => Must do A N3
Needs, Requirement
くせして => Even though A N2
Contrast,Surprise
ただし => A。However, B N2
Contrast,Surprise
を[余儀「よぎ」]なくされる => Must do A N1
Will, Decision, Doing
てしまう => Did something N4
Secondary Verb
ようになる/なくなる => Become… N3
Time, Situation