1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)

Compounds Expand your vocabulary by studying more complex words built by the 'core words'.
Etymology Explore the origin of the 'core words'.
Wordsense Learn about the wordsenses of the english term.

TOPIK 11000 KOREAN WORDS

☆ POWER động lực
HSK 3.0 11000 CHINESE WORDS
7 功率  gōnglǜ rate of work, power (output)

ENGLISH 6000 THEME WORDS
Die Privatunterhaltung: amplifier bộ khuếch đại

OXFORD 5000 CORE WORDS

TANAKA 6000 CORE WORDS