Inexplicit
Part of speech: adjective
Definition: Not explicit.
Tacit
Part of speech: adjective
Definition: Done or made in silence; implied, but not expressed; silent; as, tacit consent is consent by silence, or by not interposing an objection.Not derived from formal principles of reasoning; based on induction rather than deduction.
Example sentence: Passivity is a tacit endorsement of evil we are too afraid to oppose actively.