true-to-life vs true to life

true-to-life and true to life both are adjectives.

Word	Noun	Adjective	Verb	Adverb
true-to-life	No	Yes	No	No
true to life	No	Yes	No	No

As adjectives, true-to-life and true to life are synonyms defined as:

true-to-life and true to life: representing things or actions or conditions as they actually are

true-to-life (adjective)	true to life (adjective)
representing things or actions or conditions as they actually are	representing things or actions or conditions as they actually are