ねばならない => Must A N2
Needs, Requirements
かねない => Afraid that N2
Potential, Possibility
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
~ながら、 => While A, B N5
Verb suffixes
ながら(も) => Although A, B N2
Contrast,Surprise
ね => Requests confirmation from the listener N5
Particles
[兼「か」]ねて => Also for the purpose of A N1
Miscellaneous
なら => If N4
Conditional
てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
もさることながら => While A is (true), B also; A is one thing, but B (as well) N1
Conditional, While
きらいがある => There is a tendency to do A N1
Potential, Possibility