imperforate /im-pûrˈfə-rət/ or imperforated /-rā-tid/

1. Not pierced through or perforated
2. Having no opening
3. Lacking an opening, esp as a result of abnormal development, as in imperforate anus (medicine)
4. Without perforations as a means of separation, as a sheet of postage stamps

imperˈforable adjective

• brillianting
• brilliantly
• brilliantness
• brilliantnesses
• brilliants
• brills
• brim
• brimful
• brim-full
• brimfullness
• brimfullnesses
• brimfulness
• brimfulnesses
• briming
• brimings
• brimless
• brimmed
• brimmer
• brimmers
• brimming
• brim over
• brims
• brimstone
• brimstone butterfly
• brimstones