dovetail
To fit together smoothly so things work well as one.
Dovetail means to fit together smoothly and naturally, like puzzle pieces that match perfectly. When two plans dovetail, they complement each other so well that they work together without conflict. For example, if you want to practice piano after school and your best friend wants to study together, and the library has a piano room, your plans dovetail beautifully.
The word comes from woodworking, where a dovetail joint connects two pieces of wood using interlocking wedge-shaped cuts that look like a dove's tail feathers fanned out. These joints are incredibly strong because the pieces lock together and can't pull apart easily. Master furniture makers have used dovetail joints for centuries to build drawers and boxes that last for generations.
When schedules, ideas, or goals dovetail, they mesh together just like those wooden joints: no gaps, no conflicts, just a solid connection. A teacher's lesson plan might dovetail with the school's science fair, giving students a chance to apply what they're learning. Your love of drawing might dovetail with your sister's storytelling to create a comic book together. The word suggests more than just compatibility; it implies that the combination makes both things stronger and more effective.