painstaking (adjective)

1. The designer meticulously hand-sewed each bead onto the dress, showcasing her painstaking attention to detail.

2. The artist spent hours perfecting each frame of the cartoon, demonstrating their painstaking effort to create a visually appealing animation.

3. The animators tirelessly worked long nights to ensure every scene in the anime was crafted with painstaking precision.

4. The monks diligently transcribed ancient scriptures, displaying their painstaking dedication to preserving religious texts.