You might remember the meaning of the character 偿 with this easy mnemonic:
To compensate my staff (亻) for working overtime, I let them tickle (⺍) me while I sit on that down box (冂). If that doesn't shut their mouth (口), I'll treat them to two (二) hours of a private (厶) spa.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.