可能形 => Potential form N4
に[比「くら」]べて/に[比「くら」]べ => When compared to A N3
Comparison, Exchange
に比べて => compared to; in comparison to ~ N3
放題 => doing as one pleases; to one's heart's content; leaving uncontrolled N1
[可能系「かのうけい」] => Can, be able to, be possible to N4
Can, Should, Must