Difficult and Undependable

Difficult adjective - Requiring considerable physical or mental effort.

Undependable and difficult are semantically related. In some cases you can use "Undependable" instead an adjective "Difficult".

Nearby Word: difficulty

Undependable adjective - Not worthy of reliance or trust.

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