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
がてら => Using A as an opportunity to B; Do A and B on the same occasion N1
Information, Report
がっている => Want, like N4
Secondary Verb
がっている => Wants to A N3
Will, Decision, Doing
てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
したがって => Because of A, B N2
Reason, Result, Response
てくれてありがとう => Thank you for doing A N4
Honorifics
てもらう => Do for N4
Give and take advice
~てから => After doing A N5
Verb suffixes
と、と、どちらが~ => Which is more C, A or B N4
Comparisons