Behindhand and Undependable

Behindhand adjective - Not arriving, occurring, or settled at the due, usual, or proper time.

Undependable and behindhand are semantically related. in careless topic. In some cases you can use "Undependable" instead an adjective "Behindhand".

Undependable adjective - Not worthy of reliance or trust.

Behindhand and undependable are semantically related. Sometimes you can use "Behindhand" instead an adjective "Undependable".