いかんにかかわらず,いかんによらず => Regardless of A (A is a reason, response, result) N1
Based/focused/depending on
必ずしも~とは限らない => Not necessarily; not always N3
ないかしら => I wonder (feminine) N4
Aspiration
いかにも…らしい => indeed; really; truly N3
Accept, agree
~ならいざしらず      => I don't know about … but; it may be possible for … but ~ ... N1
どうも ... そうだ/ ようだ/ らしい => It seems, probably N3
Speculation
まず...だろう/ ...まい => Surely... N2
Speculation
いずれにしろ => anyhow; anyway; either ... N2
Confirm
てもよろしいでしょうか => May I... N4
Allow
しかしながら => however, nevertheless N2
Things do not match the prediction
いざしらず => I don't know about … but; it may be possible for … but ~ ... N3
Innocent
~べからず      => must not; should not; do not ~ N1