すら,ですら => Even A N1
(Not)only , (Not) even
[使「し」][役「えき」] => Coercive, permission, allow, make N4
Causative, Passive, Volitional
させて[頂「いただ」]きます/させてもらいます => Allow me to A N1
Miscellaneous
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
からすると => Considering A... N2
Considering, Concerning
ですから => Because of A, B N3
Reason, Result, Response
ずにはすまない/ないではすまない => A must be done N1
Potential, Possibility
やすい => A is easy to do N4
Verb Suffixes
ござる/ございます => Have~ N4
Honorifics
くらいだ/ぐらいだ => Around/about N5
Amount
の[末「すえ」]/た[末「すえ」] => conclusion N2
Reason, Result, Response
にすぎない => Only A; No more than A N2
(Not)only, (Not) even