Tacit vs. Taciturn — What's the Difference?

Not spoken

(of a person) reserved or uncommunicative in speech; saying little

Implied by or inferred from actions or statements

Habitually untalkative.

(Archaic) Not speaking; silent.

Characterized by reserve or a lack of expression

Implied, but not made explicit, especially through silence.

Silent; temperamentally untalkative; disinclined to speak.

(logic) Not derived from formal principles of reasoning; based on induction rather than deduction.

Habitually silent; not given to converse; not apt to talk or speak.

Done or made in silence; implied, but not expressed; silent; as, tacit consent is consent by silence, or by not interposing an objection.

Habitually reserved and uncommunicative

Indicated by necessary connotation though not expressed directly;