~やむをえず  => unavoidable, no other way to do something N2
Necessity, obligation
なくて済む/ないで済む => get by without doing ~ N2
むやみに => thoughtlessly, recklessly, rashly, indiscriminately, indiscreetly, at random N1
Ban
てやってもらえないか => Could you...help me, please? N3
Suggestion
や、やいなや => As soon as A, B N1
Time, Situation
終わる => to finish; to end N4
[終「お」]わる => To finish A; A ends N4
Secondary Verb
もはや~ない => no longer; not anymore N1
Invariant
~やまない      => always; never stop; can't help but ~ N1
~やまない => always; never stop; can't help but ~ N1
Emotional
... おぼえはない => don't remember... N3
Position, perspective
やなんか => Something like... N3
Vague