に相違ない => without a doubt; certain; sure N2
に行く/に来る/に帰る => go/arrive/go back (to do something) N5
に[相違「そうい」]ない => No doubt N2
Information, Report
に[違「ちが」]いない => Without a doubt, A N2
Information, Report
~きわまる/きわまりない(~極まる/極まりない)      => extremely; very ~ N1
に...ができる => complete N4
Completed
ときているから/ときているので => because of ~ N1
と違って => different to N2
Compare
抜きにして/ 抜きにしては~れない => without; leaving out; cutting out ~ N2
~ないでいる/~ずにいる => ~Still not... N1
Invariant
抜きに...れない => without; leaving out; cutting out ~ N2
Conditions (necessary conditions)
~ といっても間違いない => although I say; although one might say ~ it doesn't matter ... N1
Explain