develop vs expand

develop and expand both are verbs.

Word	Noun	Adjective	Verb	Adverb
develop	No	No	Yes	No
expand	No	No	Yes	No

As verbs, expand is a hypernym of develop; that is, expand is a word with a broader meaning than develop:

develop (verb)	expand (verb)
come to have or undergo a change of (physical features and attributes)	grow vigorously
grow, progress, unfold, or evolve through a process of evolution, natural growth, differentiation, or a conducive environment	exaggerate or make bigger
cause to grow and differentiate in ways conforming to its natural development	become larger in size or volume or quantity
happen	expand the influence of
change the use of and make available or usable	make bigger or wider in size, volume, or quantity
be gradually disclosed or unfolded; become manifest	add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
gain through experience	extend in one or more directions
become technologically advanced
grow emotionally or mature
expand in the form of a series
elaborate by the unfolding of a musical idea and by the working out of the rhythmic and harmonic changes in the theme
create by training and teaching
elaborate, as of theories and hypotheses
move into a strategically more advantageous position
move one's pieces into strategically more advantageous positions
superimpose a three-dimensional surface on a plane without stretching, in geometry
work out
make something new, such as a product or a mental or artistic creation
generate gradually
make visible by means of chemical solutions
come into existence; take on form or shape