Ad lib and Impetuous

Ad lib adverb - Without advance preparation.

Impetuous and ad lib are semantically related. in impulsive topic. In some cases you can use "Impetuous" instead an adjective phrase "Ad lib", when it comes to topics like tending to act without thought.

Impetuous adjective - Characterized by undue haste and lack of thought or deliberation.

Ad lib and impetuous are semantically related. Sometimes you can replace phrase "Ad lib" with "Impetuous", this terms are similar.

Nearby Words: impetuosity, impetuously