でも[差「さ」]し[支「つか」]えない => It's OK if A, it doesn't matter if A N1
Need/Requirements
[使「し」][役「えき」] => Coercive, permission, allow, make N4
Causative, Passive, Volitional
にたえる/にたえない => Can't do A, can't stand/tolerate A, Can do A, N1
Potential, Possibility
てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
ゃしない => Don't/Doesn't A (at all) N1
Will, Decision, Doing
[決「けっ」]して~ない => Won’t, isn’t N3
Will, Decision, Doing
しか~ない => Only , no more than , There's only N5
Amount
さえ/にさえ/でさえ => Even N3
Not only, Not even
もしないで => Even though (subject) doesn't/don't A N1
Contrast/Surprise
ざるを[得「え」]ない => Only A is left to do/can be done N2
(Not)only, (Not) even
うる/えない => A is possible, A can be done, A is not possible. N2
Potential, Possibility