This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
攁 combines 扌 (hand) with 養, but the historical development and original meaning are uncertain.
A hand 扌 beside 養 (foster, raise) could suggest a hand raising or moving something, but the meaning is not established.
For ヨウ, use the common reading of the right-side component 養 (ヨウ). Imagine a hand 扌 fostering 養 something: 養 -> ヨウ.