Meaning: The clouds drifted effortlessly across the sky.
Choice of Words: Floated: Moved gently through the air or water.
Alternative Expressions
The clouds drifted slowly above.
Meaning: This means that the clouds were moving slowly and gently in the sky above the speaker's head.
Choice of Words:Drifted means to move slowly and gently in the air or water. Slowly means to move at a low speed. Above means higher than something else.
The clouds sailed serenely through the sky.
Meaning: This means that the clouds were moving smoothly and gracefully through the sky above the speaker's head.
Choice of Words:Sailed means to move smoothly and gracefully through the water or air. Serenely means to be calm and peaceful. Through means from one side of something to the other.