budding 7 Associations

undeveloped (similar term)

fallow 6 Associations

unexploited (similar term) undeveloped (similar term)

flat 4 Associations

underdeveloped (similar term) contrasty (antonym)

formed 6 Associations

developed (similar term)

formulated 10 Associations

developed (similar term)

immature 8 Associations

unformed undeveloped (similar term)

improved 8 Associations

built (similar term) reinforced (similar term) developed (similar term) landscaped (similar term) unimproved (antonym)

industrial 10 Associations

developed (similar term) highly-developed (similar term) industrialized (similar term) industrialised (similar term) postindustrial (similar term) progressive (related term) nonindustrial (antonym)

mature 6 Associations

matured developed (similar term)

matured 7 Associations

mature developed (similar term)

nonindustrial 13 Associations

developing (similar term) underdeveloped (similar term) unindustrialized (similar term) unindustrialised (similar term) industrial (antonym)

rudimentary 11 Associations

vestigial undeveloped (similar term)

unformed 8 Associations

immature undeveloped (similar term)

unimproved 10 Associations

dirt (similar term) ungraded (similar term) scrub (similar term) undeveloped (similar term) improved (antonym)

untapped 8 Associations

unexploited (similar term) undeveloped (similar term)

vestigial 9 Associations

rudimentary undeveloped (similar term)