4 Kanji

17.

Meaning
power,
strength,
strong,
strain,
bear up,
exert,


Onyomi
リョク (ryoku),
リキ (riki),


Kunyomi
ちから (chikara),



e.g.:

力学 - Rikigaku - dynamics,mechanics,

協力 - Kyōryoku - cooperation,

魅力 - Miryoku - charm,attraction,glamor,fascination,