wave shape vs waveform

wave shape and waveform both are nouns.

Word	Noun	Adjective	Verb	Adverb
wave shape	Yes	No	No	No
waveform	Yes	No	No	No

As nouns, wave shape and waveform are synonyms defined as:

wave shape and waveform: the shape of a wave illustrated graphically by plotting the values of the period quantity against time

Other synonyms of wave shape include wave form.

wave shape (noun)	waveform (noun)
the shape of a wave illustrated graphically by plotting the values of the period quantity against time	the shape of a wave illustrated graphically by plotting the values of the period quantity against time