[可能系「かのうけい」] => Can, be able to, be possible to N4
Can, Should, Must
には[及「およ」]ばない => There is no need to A N1
Need/Requirements
や、やいなや => As soon as A, B N1
Time, Situation
やら~やら => A, B, ... (examples from a list) N2
Lists, Examples
が[早「はや」]いか => As soon as A occurred, right after A N1
Time, Situation
には[及「およ」]ばない => There is no need to A, Doesn't reach the level/ability A; can't compete with A N1
Comparison/ Exchange
やる => Give B to A N4
Give and take advice
てやる => Do for someone N4
Give and take advice
やすい => A is easy to do N4
Verb Suffixes
にかかわる => Relating to A, concerning A N2
Considering, Concerning
から~にかけて => From A through B N3
Time, Situation
にかかわる => Relating to A, concerning A N1
Considering/ Concerning