opinion about what to do, how to behave

recommendation

(an act of) feeling, showing or saying, that one is satisfied, that something is right, that one agrees

authorization

(speaking, doing something) for another person or group

personal interest

advice; opinions, suggestions

guidance

the letters or papers showing that a person is what he or she claims to be

references, attestation

things learnt or discovered by study or inquiry

judgment, verdict

(especially) the act, amount, power, of magnifying

praise

(an instance of) nominating

appointment for responsibility

the support given by a patron

support of a cause

(an expression of) admiration or approval; honour and thanks (to God)

congratulations; adoration

a suggested plan or scheme; an offer (especially of marriage)

suggestion, presentation for action

a suggestion (with or without the answer or solution)

suggestion; scheme

the right or permission given by authority to do something; an action used against a person, country etc breaking a rule of acceptable moral behaviour, a law etc

authorization

an act of suggesting

advice, plan

a written statement describing a person's merits, abilities, qualifications etc; something given to a person to show appreciation of services

tribute

something done, said or given to show respect or admiration; a (regular) payment which one government or ruler demands from another

testimonial, praise