Suppositious and Understood

Suppositious adjective - Based primarily on surmise rather than adequate evidence.

Understood and suppositious are semantically related. In some cases you can use "Understood" instead an adjective "Suppositious".

Understood adjective - Implied by or inferred from actions or statements.

Suppositious and understood are semantically related. Sometimes you can use "Suppositious" instead an adjective "Understood".