temporiser vs temporizer

temporiser and temporizer both are nouns.

Word	Noun	Adjective	Verb	Adverb
temporiser	Yes	No	No	No
temporizer	Yes	No	No	No

As nouns, temporiser and temporizer are synonyms defined as:

temporiser and temporizer: someone who temporizes; someone who tries to gain time or who waits for a favorable time

temporiser (noun)	temporizer (noun)
someone who temporizes; someone who tries to gain time or who waits for a favorable time	someone who temporizes; someone who tries to gain time or who waits for a favorable time