inter vivos trust vs living trust

inter vivos trust and living trust both are nouns.

Word	Noun	Adjective	Verb	Adverb
inter vivos trust	Yes	No	No	No
living trust	Yes	No	No	No

As nouns, inter vivos trust and living trust are synonyms defined as:

inter vivos trust and living trust: a trust created and operating during the grantor's lifetime

inter vivos trust (noun)	living trust (noun)
a trust created and operating during the grantor's lifetime	a trust created and operating during the grantor's lifetime