Difficult and Tart

Difficult adjective - Requiring considerable physical or mental effort.

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

Nearby Word: difficulty

Tart adjective - Causing or characterized by the one of the four basic taste sensations that is produced chiefly by acids.

Difficult and tart are semantically related. Sometimes you can use "Difficult" instead an adjective "Tart".

Nearby Words: tarty, tartar, tartly, tartlet