script vs orthography

script and orthography both are nouns.

Word	Noun	Adjective	Verb	Adverb
script	Yes	No	Yes	No
orthography	Yes	No	No	No

As nouns, orthography is a hypernym of script; that is, orthography is a word with a broader meaning than script:

script: a particular orthography or writing system
orthography: a method of representing the sounds of a language by written or printed symbols

Other hypernyms of script include writing system.

script (noun)	orthography (noun)
a written version of a play or other dramatic composition; used in preparing for a performance	a method of representing the sounds of a language by written or printed symbols
a particular orthography or writing system
something written by hand

script (verb)	orthography (verb)
write a script for