Difficult and Hard line

Difficult adjective - Requiring considerable physical or mental effort.

Hard line and difficult are semantically related. In some cases you can replace phrase "Hard line" with "Difficult", this terms are similar.

Nearby Word: difficulty

Hard line noun - A firm and uncompromising stance or position.

Difficult and hard line are semantically related. Sometimes you can use "Difficult" instead an adjective phrase "Hard line".