とは[裏腹「うらはら」] => Contrary to A, opposite of A, ... N1
Contrast/Surprise
[際「さい」]して/に([際「さい」]し)/に[際「さい」]しての => At the time of A (which starts now).. N2
Time, Situation
てさしあげる => Do for N4
Give and take advice
に[反「はん」]して/に[反「はん」]し/に[反「はん」]する/に[反「はん」]した => In contrast to A N2
Contrast,Surprise
さえ/にさえ/でさえ => Even N3
Not only, Not even
はさておき => A aside; putting A aside, B (new topic) N1
Miscellaneous
ことなしには => Without doing A, B N1
Conditional, While
さしあげる => Give B to A (A is a third party, not yourself) N4
Give and take advice
にしては => For A, even though A, considering A N3
Considering, Concerning
さて => So N2
Miscellaneous
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
なさい => Do A (command) N4
Can, Should, Must