thanks to; luckily
多 · 6 strokes
Depicts two pieces of meat together to convey the meaning "much" or "plentiful". In ancient China meat was a rare treat. Unrelated to 夕.
亏 · 3 strokes
Originally the same character as 于, depicting a musical wind instrument with a reed, which is now written as 竽. The current meaning is a phonetic loan.