superhelix /sooˈ or sūˈpər-hē-liks/

A supercoil

• unformalized
• unformatted
• unformed
• unformidable
• unforming
• unforms
• unformulated
• unforsaken
• unforthcoming
• unfortified
• unfortunate
• unfortunately
• unfortunateness
• unfortunatenesses
• unfortunates
• unfortune
• unfortuned
• unfortunes
• unfossiliferous
• unfossilised
• unfossilized
• unfostered
• unfought
• unfoughten
• unfound