You might remember the meaning of the character 豫 with this easy mnemonic:
Before our camping trip, make sure you prepare one (一) hook (亅) and one magnet (⺈) beforehand so we can hook onto the mouth (口) of a wild pig (豕) if we ever get hungry.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.