emulsify vs alter

emulsify and alter both are verbs.

Word	Noun	Adjective	Verb	Adverb
emulsify	No	No	Yes	No
alter	No	No	Yes	No

As verbs, alter is a hypernym of emulsify; that is, alter is a word with a broader meaning than emulsify:

Other hypernyms of emulsify include change, modify.

emulsify (verb)	alter (verb)
form into or become an emulsion	remove the ovaries of
cause to become an emulsion; make into an emulsion	become different in some particular way, without permanently losing one's or its former characteristics or essence
	cause to change; make different; cause a transformation
	insert words into texts, often falsifying it thereby
	make an alteration to