辅助

fǔzhù · HSK 5

assist

🤝 辅 (assist) + 助 (help) = double dose of helping

Both characters mean help/assist on their own, so 辅助 stacks them for emphasis. 助 also appears in 帮助 (bāngzhù, to help), a useful anchor word to tie this one to.

More Chinese words · How Chinese works