trusty

trusty is an   Adverb

Definition:

[1] Admitting of being safely trusted; justly deserving confidence; fit to be confided in; trustworthy; reliable. Your trusty and most valiant servitor. Shak.

[2] Hence, not liable to fail; strong; firm. His trusty sword he called to his aid. Spenser.

[3] Involving trust; as, a trusty business. [R.] Shak.

Synonyms: