The quality of being earnest; sincerity; seriousness.

plural of earnestness

plural of earnest

Sincere; determined; truthful.

With considerable commitment, determination, or effect; significantly. / (of a person) Having a sincere intent.

(obsolete) serious

comparative form of earnest: more earnest

Gravity; serious purpose; earnestness. / Seriousness; reality; actuality (as opposed to joking or pretence)

(transitive) To be serious with; use in earnest.

(said of an action or an utterance) Serious or honest. / (with a positive sense) Focused in the pursuit of an objective; eager to obtain or do. / Intent; focused; showing a lot of concentration.