Synonyms of 'ensure'

arm, armor, arrange, ascertain, assure, attest, back, bless, bond, certify, champion, cinch, clinch, cloak, confirm, copyright, cover, cushion, decide, defend, determine, endorse, establish, fence, fend, fix, guarantee, guaranty, guard, harbor, haven, insure, keep, nail down, nestle, patent, police, protect, provide, reassure, register, safeguard, screen, secure, settle, set out, shelter, shield, shroud, sign, sort out, sponsor, underwrite, warrant