mindset vs mind-set

mindset and mind-set both are nouns.

Word	Noun	Adjective	Verb	Adverb
mindset	Yes	No	No	No
mind-set	Yes	No	No	No

As nouns, mindset and mind-set are synonyms defined as:

mindset and mind-set: a habitual or characteristic mental attitude that determines how you will interpret and respond to situations

Other synonyms of mindset include mentality, outlook.

mindset (noun)	mind-set (noun)
a habitual or characteristic mental attitude that determines how you will interpret and respond to situations	a habitual or characteristic mental attitude that determines how you will interpret and respond to situations