さすがに => understandably N2
Base, base
さすがの...も => even ~also N2
The highest (comparative) level
さすが => as one would expect N2
Evaluate
〜がさいご(が最後) => if you do... negative result N1
Decisive (resolute decision)
NがNを/にV-させる => Who (N) makes...who (N) do what N4
Coercion
なさる => to do (honorific) N4
いまさらながら => Still ... now N3
Time
NがNをV-させる => to make somebody do something. to let somebody do something N4
Conjugate verbs
もさることながら => one may well say so, but~; not only... but also ~ N1
させてあげる => (Allow) N4
Allow
てくださる => to give N4
Benefit
Nは/がNをV-させる => N makes/lets/allows N do V (N is person) N4
Command