Word: earnest

a

• characterized by a firm and humorless belief in the validity of your opinions; "both sides were deeply in earnest, even passionate"; "an entirely sincere and cruel tyrant"; "a film with a solemn social message"
• earnest; "one's dearest wish"; "devout wishes for their success"; "heartfelt condolences"
• not distracted by anything unrelated to the goal

n

• something of value given by one person to another to bind a contract

PROTOTYPE PAGE, Source: WordNet