や、やいなや => As soon as A, B N1
Time, Situation
ね => Requests confirmation from the listener N5
Particles
かねない => Afraid that N2
Potential, Possibility
ねばならない => Must A N2
Needs, Requirements
やら~やら => A, B, ... (examples from a list) N2
Lists, Examples
[兼「か」]ねて => Also for the purpose of A N1
Miscellaneous
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[反「はん」]して/に[反「はん」]し/に[反「はん」]する/に[反「はん」]した => In contrast to A N2
Contrast,Surprise
てやまない => To (always) think/feel/hope/etc. A N1
Will, Decision, Doing
んです => Because, by… N4
Situations and Experiences