TRUST

TRUST
noun \ˈtrəst\
: belief that someone or something is reliable, good, honest, effective, etc.

verb \ˈtrəst\
: to believe that someone or something is reliable, good, honest, effective, etc. : to have confidence in (someone or something)

Full Definition of TRUST
a : assured reliance on the character, ability, strength, or truth of someone or something
b : one in which confidence is placed

Origin of TRUST
Middle English, probably of Scandinavian origin; akin to Old Norse traust trust; akin to Old English trēowe faithful — more at true
First Known Use: 13th century