Earnest
/ˈɜːnɪst/
noun
Gravity; serious purpose; earnestness.
Seriousness; reality; actuality (as opposed to joking or pretence)
verb
To be serious with; use in earnest.
adjective
(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.
“earnest prayers”
Intent; focused; showing a lot of concentration.
“earnest attention.”