We are working on it and searched word will be available after review.
Noun: Behest, Charge, Command, Decree, Edict, Injunction
Adjective: Compulsory, Obligatory, Critical, Crucial, Essential, Bidding, Dominant, Incumbent, Required
Noun: Appeal, Entreaty, Petition, Plea, Recommendation, Grace, Ease
Adjective: Inessential, Insignificant, Nonessential, Optional, Elective