(Roman mythology) Roman goddess of trust and loyalty. Her Greek equivalent was Pistis. / (astronomy) 37 Fides, a main belt asteroid.

The International Chess Federation.

sincerity, good faith / credentials that authenticate a person's standing or reputation

In good faith; genuinely, sincerely.

In good faith; sincere; without deception or ulterior motive. / Genuine; not counterfeit.

(law) in bad faith

Alternative spelling of bona fide

Alternative form of mala fide