…ほうがよかった => If only (Regret) N3
Regret
~もってのほかだ      => not tolerable; strictly forbidden; not allowed N1
ほど… => About (approximately) N3
Limit, limit
ほどだ => Over N2
Degree, Level, Amount
…ほうがよほど... => very; greatly; much; to a large extent N2
Compare
…ほどだ => almost/nearly N3
Explain
…ほど => To the extent of... N3
Emphasis on degree
ほど => the more… the more ~ N3
ほどなく => No longer... N2
Time
~がほしい => I want ~ N5
Asking and Telling
ば~ほど => the more… the more ~ N3
それほど => to that extent N2
Base, base