12-letter words starting with octo
- octogenarian — of the age of 80 years.
- octopetalous — containing or consisting of eight petals
- octosepalous — having or consisting of eight sepals
- octosyllabic — consisting of or pertaining to eight syllables.
- octosyllable — a word or line of verse of eight syllables.
On this page, we collect all 12-letter words starting with OCTO. It’s easy to find right word with a certain length. It is the easiest way to find 12-letter word that beginning with OCTO to use in Scrabble or Crossword puzzles.