ないものでもない/ないでもない => A is not completely impossible N1
Need/Requirements
とはくらべ[物「もの」]にならない => It's no match for A N1
Comparison/ Exchange
にほかならない => Only A N2
Reason, Result, Response
ずにはいられない/ないではいられない => Can't help but A; A is unavoidable N2
Will, Decision, “Doing”
ぐらいのものだ => Only A N1
(Not)only , (Not) even
というものではない => Not sure, not means N2
Information, Report
うものなら => If A, bad/unfortunate result B N1
Conditional, While
ながらに,ながらの,ながらにして => While A, during the condition A, Since A (point in time) N1
Time, Situation
ねばならない => Must A N2
Needs, Requirements
もなんともない => Not A at all N1
Adjectival, Descriptions
か~ないかのうちに => Right after A, C N2
Time, Situation
てならない => Very A; Extremely A N2
Degree, Level, Amount