“to help” in Japanese is 助, read jo, tasu, suke (じょ, たす, すけ). It is a Grade 3 Kyōiku kanji, taught in year 3 of Japanese elementary school, and appears in words such as 助ける (to help).
What does 助 mean?
友だちを助ける。
Same sound, different character — the classic trap. Compare them side by side: