にひきかえ => In contrast to A N1
Comparison/ Exchange
[必要「ひつよう」]はない => It is not necessary for A to be done N2
Needs, Requirements
ようになる/なくなる => Become… N3
Time, Situation
くする/にする => To make, to change into N5
Change, cause and effect
てやる => Do for someone N4
Give and take advice
てみる => Try to A N4
Secondary Verb
なる => To become A(N) N5
Change, cause and effect
やる => Give B to A N4
Give and take advice
~ている。 => Doing something temporarily. N5
Secondary Verbs
にたる,にたりる => Enough to/for A, Sufficient for A, Worthy of A N1
Need/Requirements
すると => A. Right after, B N2
Time, Situation
あるいは => A or B N2
Lists, Examples