1. (verb) give surety or assume responsibility

• guarantee

1. (verb) give personal assurance; guarantee

• attest
• bear witness
• take the stand
• testify

2. (verb) give surety or assume responsibility

• pledge
• plight

3. (verb) summon (a vouchee) into court to warrant or defend a title

• cite
• summon
• summons

4. (verb) give supporting evidence

• affirm
• confirm
• corroborate
• substantiate
• support
• sustain

1. (verb) give surety or assume responsibility

• bail
• secure
• stipulate

1. (verb) give personal assurance; guarantee

• verifier
• voucher

2. (verb) give surety or assume responsibility

• guarantee
• warrant
• warrantee
• warranty
• guarantee
• verifier
• voucher

3. (verb) summon (a vouchee) into court to warrant or defend a title

• vouchee