Synonyms:
- affidavit,
- assurance,
- attestation,
- authority,
- authorization,
- avouch,
- avouchment,
- bail,
- bill of health,
- bond,
- certificate,
- certificate of proficiency,
- certification,
- clearance,
- countenance,
- credential,
- deposition,
- diploma,
- empowerment,
- enabling,
- enfranchisement,
- entitlement,
- faith,
- fiat,
- guarantee,
- guaranty,
- indemnity,
- insurance,
- navicert,
- notarized statement,
- note,
- oath,
- parole,
- pledge,
- plight,
- promise,
- ratification,
- sanction,
- security,
- sheepskin,
- solemn declaration,
- stocks and bonds,
- surety,
- sworn statement,
- testamur,
- testimonial,
- ticket,
- tie,
- troth,
- visa,
- vise,
- voucher,
- vow,
- warrant,
- witness,
- word,
- word of honor