oh this is so my office. my capricorn boss and i figured out that if i write my tangent ideas down in a doc instead of saying them out loud in the meeting, she'll actually read them later and half the time comes back excited about one. saved us both a lot of friction

This is a really common earth/air dynamic in the workplace, and it's worth understanding structurally rather than personally.

Capricorn is cardinal earth - she initiates action through structure, milestones, and visible follow-through. Gemini is mutable air - you generate and process through conversation and rapid idea exchange. Neither style is wrong, but they clash in real time because she's measuring progress in concrete steps and you're measuring it in explored possibilities.

What tends to work well: give her the structure she needs up front (a quick 'here are 3 ideas, I think option 2 is strongest, here's why') rather than open brainstorming in the room. That lets you still think out loud, just packaged in a way that reads as decisive to her rather than scattered. Over time a good Capricorn boss will actually come to rely on you specifically for the ideas she wouldn't have generated herself - that's often where this pairing becomes genuinely valuable instead of just tense.