Dubitable and Unsure

Dubitable adjective - Giving good reason for being doubted, questioned, or challenged.

Unsure and dubitable are semantically related in certain topic. In some cases you can use "Unsure" instead an adjective "Dubitable", when it comes to topics like doubtful.

Unsure adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.

Dubitable and unsure are semantically related in certain topic. Sometimes you can use "Dubitable" instead an adjective "Unsure".