やなんか => Something like... N3
Vague
やなにか => the same, equivalent to N4
Demonstrate by example
や => ... or... N5
Line up, list
や否や => as soon as; the moment ~ N1
や、やいなや => As soon as A, B N1
Time, Situation
や => and; or N5
やっと => Eventually... N4
てやってもらえるか => Could you please... help me? N4
Suggestion
~かと思いきや => contrary to expectations; or so we thought, but ~ N1
Things do not match the prediction
またもや => again N3
Repetition, habit
…とやら => heard that~ N2
Heard
やら~やら => A, B, ... (examples from a list) N2
Lists, Examples