English unlock

← Old English onlūcan (inherited)

← English un (prefix)

← English lock (prefix)

← Middle English unloken (inherited)

← Middle English unlouken (mention)

← Middle English onlouken (mention)

← Dutch ontluiken (cognate)

→ English un- (mention)

→ English lock (link)

→ English unlockable (suffix)

→ English unlocker (suffix)

→ English reunlock (prefix)