にひきかえ => In contrast to A N1
Comparison/ Exchange
ほどだ => Over N2
Degree, Level, Amount
~がほしい => I want ~ N5
Asking and Telling
ば~ほど => The more A, C N3
Degree. Level, Amount
[必要「ひつよう」]はない => It is not necessary for A to be done N2
Needs, Requirements
なお => Furthermore, A N2
Miscellaneous
にほかならない => Only A N2
Reason, Result, Response
ておく => Do something N4
Secondary Verb
ほど~ない => A is not as C as B N4
Comparisons
ほかない => There are no other methods except for A N2
(Not)only, (Not) even
てほしい => I want (person, thing) A to B (action) N4
Verb Suffixes
ずにはおかない/ないではおかない => Will definitely A, N1
Will, Decision, Doing