orthography vs script

orthography and script both are nouns.

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

As nouns, script is a hyponym of orthography; that is, script is a word with a more specific, narrower meaning than orthography:

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

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

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