Need help with Word Stacks Level 1090, we have provided solutions with hints below. If stuck with any other levels check our Word Stacks Answers page.
Word Stacks They Fly

• BIRD
• BLIMP
• PILOT
• FINCH
• PLANE
• BALLOON
• SPARROW
• SEAGULL
• BIPLANE
• SQUIRREL
• AIRPLANE
• SPACESHIP