HSK 1 Vocabulary: 飞机
飞机 / fēijī / airplane
飞 / fēi / to fly
机 / jī / machine
The character 机 contains the wood/tree radical 木, suggesting (sort of) the meaning, and 几 as a phonetic component.
• 木 / mù / tree, wood, surname Mu, (Kangxi Radical #75)
• 几 is pronounced “jī” or “jǐ”.
I think I haven’t posted these before, but I’m not 100% sure.