speculative

based on conjecture rather than certainty

Roots

Other words with the spec / spic root

Spec gives looking. Speculative thought looks beyond what is proven.

The explanation was interesting but speculative, so she marked it as a maybe.

Speculative can be valuable, but it is not settled. The mind is looking outward from the evidence into possibility. Keep it separate from specious: speculative may be unproven; specious is misleading.

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