Harmonious, amicable, or smooth; describing a state free from trouble or conflict, often used for relationships or resolutions.
両親と円満に別れることができた。
I was able to part amicably with my parents.
会議は円満に終わり、合意が得られた。
The meeting ended smoothly and an agreement was reached.
夫婦仲が円満だと子どもも安心する。
When a couple's relationship is harmonious, children feel secure.