Swear up and down synonyms | verbs

Synonyms for Swear up and down as a Verb

• maintain

  state, believe
• affirm

  state, declare
• vow

  give assurance, declare under oath
• declare

  state, vouch for
• guarantee

  declare the truth of something, give assurance
• swear

  state, vouch for
• profess

  declare the truth of something, give assurance
• avow

  declare, declare the truth of something
• assert

  state, vouch for
• confirm

  declare, declare the truth of something
• testify

  declare the truth of something, give assurance
• depose

  declare, vouch for
• buy

  believe
• okay

  believe, give assurance
• aver

  believe, declare
• promise

  declare under oath, make a solemn promise
• agree
• assure

  make a solemn promise
• ensure
• commit
• warrant

  vouch for, declare under oath
• vouch

  declare under oath, make a solemn promise
• cross heart
• say so

  declare under oath
• swear on bible
• confess
• avouch
• acknowledge
• proclaim
• admit
• repeat
• ratify
• insist
• attest
• predicate
• certify
• state
• asseverate
• witness
• rubber-stamp
• indicate
• announce
• argue
• feign
• pretend
• stump
• consider

  believe
• credit
• feel
• regard

  maintain