N3 - 程度ていど
degree, amount, grade, standard, of the order of (following a number)
N3 - 程ほど
degree, extent, bounds, limit
N2 - 課程かてい
course, curriculum
N1 - 左程さほど
(not) very, (not) much
N1 - 中程なかほど
middle, midway
N1 - 余程よっぽど
very, greatly, much, to a large extent, quite