smoothly
Definitions
In a manner that is even, flat, or free from roughness.
Without difficulties, obstacles, or interruptions.
In a graceful, fluid, or steady way.
Examples
The project proceeded smoothly after we resolved the initial technical issues.
The new software update installed smoothly on all of our office computers.
She handled the difficult situation smoothly and kept everyone calm.
Synonyms
effortlessly fluently seamlessly evenly steadily fluidly gracefully
Antonyms
roughly awkwardly unevenly jerkingly haltingly clumsily erratically