に[難「むずか」]くない => It's not hard to A N1
Adjectival, Descriptions
へ => Go to N, head to N , Often followed by verbs like 行く/いく, 来る/くる, 向かう/むかう… N5
Particles
[頂「いただ」]く => Received N4
Give and take advice
[向「む」]け => Made for A, intended for A N2
Adjectival, Descriptions
て[頂「いただ」]く => Do for N4
Give and take advice
たあげく => After A, B was the final/end result N2
Reason, Result, Response
ずにすむ => Not doing A will suffice; Can get by without doing A N1
Need/Requirements
[全「まった」]く~ない => Not A (at all; even a little bit) N3
Not only, Not even
にいく => Go somewhere N4
Secondary Verb
ておく => Do something N4
Secondary Verb
に[比「くら」]べて/に[比「くら」]べ => When compared to A N3
Comparison, Exchange
たとたん => As soon as A (occured), B N3
Time, Situation