diastole /dī-asˈtə-lē/

1. Dilatation of the heart and arteries, opp to systole (physiology)
2. The lengthening of a short syllable, as before a pause

• unbones
• unboning
• unbonnet
• unbonneted
• unbonneting
• unbonnets
• unbooked
• unbookish
• unboot
• unbooted
• unbooting
• unboots
• unbore
• unborn
• unborne
• unborrowed
• unbosom
• unbosomed
• unbosomer
• unbosomers
• unbosoming
• unbosoms
• unbottomed
• unbought
• unbound