diatomic /dī-ə-tomˈik/

1. Consisting of two atoms
2. Having two replaceable atoms or groups
3. Bivalent

• fistmele
• fistmeles
• fists
• fistula
• fistulae
• fistular
• fistulas
• fistulose
• fistulous
• fisty
• fit
• FITA
• fitch
• fitches
• fitchet
• fitchets
• fitchew
• fitchews
• fitchy
• fitché
• fitchée
• fit for purpose
• fitful
• fitfully
• fitfulness