やっと => Eventually... N4
どうやって => how N5
... やっと => at last; finally (Realizing what is expected) N3
Completed
~やたらに => randomly; recklessly; blindly N1
Emphasis on degree
やなにか => the same, equivalent to N4
Demonstrate by example
なにやら => something, some kind of N2
Vague
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
てやってもらえるか => Could you please... help me? N4
Suggestion
やらなにやら => In addition to the facts / things, there are many other things like that … N2
Demonstrate by example
や => and; or N5