~ないでいる/~ずにいる => ~Still not... N1
Invariant
いずれにせよ => anyway N2
Situation
ずじまい => ended up not doing ~ N1
まず...だろう/ ...まい => Surely... N2
Speculation
いずれも => both,either,any,all,every N3
As expected
いずれにしろ => anyhow; anyway; either ... N2
Confirm
ずじまい => Haven't done A N1
Will, Decision, Doing
いずれにしても => anyhow; anyway; either ... N2
Description
いずれ => anyhow; anyway; either way; in any case ~ N1
Description
いずれ => anyhow; anyway; either way; in any case ~. N2
Time
はずだ/はずがない => it must be; it should be (expectation)/cannot be (impossible) N3
~はいわずもがなだ      => need not to say N1