ガク, ラク, ゴウ, たの.しい, たの.しむ, この.む, さ, た, やす, ら
music, comfort, ease
JLPT4 G2 S13 F373
A depiction of an oak tree with acorns (ground into powder via a lengthy grinding process). *Music* and *enjoyment* are onomatopoeic, borrowed meanings, the pronunciation of the character simulating the din of a crowd → *play* (an instrument); *amuse oneself*; *pleasant*; *fun*; *happy*; *delightful*; *comfort*; *easy*.
[Full Kanji Etymology List]