Synonyms: undulate
Definition: increase and decrease in volume or pitch, as if in waves
Usage: The singer's voice undulated
Similar words: change
Definition: undergo a change; become different in essence; losing one's or its original nature
Usage: She changed completely as she grew older; The weather changed last night
Synonyms: undulate, flap, roll, wave
Definition: move in a wavy pattern or with a rising and falling motion
Usage: The curtains undulated; the waves rolled towards the beach
Similar words: move
Definition: move so as to change position, perform a nontranslational motion
Usage: He moved his hand slightly to the right
Synonyms: ruffle, cockle, undulate, riffle, ripple
Definition: stir up (water) so as to form ripples
Definition: move or progress freely as if in a stream
Usage: The crowd flowed out of the stadium
Synonyms: undulate
Definition: having a wavy margin and rippled surface
Similar words: smooth
Definition: of the margin of a leaf shape; not broken up into teeth