Difficult and Imperceptive

Difficult adjective - Requiring considerable physical or mental effort.

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

Nearby Word: difficulty

Imperceptive adjective - Not having or showing a deep understanding of something.

Difficult and imperceptive are semantically related in hard to understand topic. Sometimes you can use "Difficult" instead an adjective "Imperceptive".