its εννιαίο (enieo) meaning the whole thing, not divided to groups.
The greek word for one is: "ένα" (ena).
Greek word dekas meaning 'group of ten'
Orchestra
The group adopted the name Ku Klux Klan from the Greek word "kyklos" meaning circle, and the English word clan.
Pothos - genus - a group of plants, or a character in greek mythology, he was supposedly Eros's brother
Recycling ment to be together and unite as a group rec comes from the Greek word uni. And the word cling means group in Greek, which you end up with unigroup. And for more better looking you say together and unite as a group, but the Greek liked to call it recycling.
Tetrad means a group of four. It is derived from the Greek word "tetra," which means four. In various contexts, tetrad can refer to a group of four related things or elements.
orchestra
The word group has one syllable.
Sailor is an English word, not a Greek one. So it has no meaning in Greek. So perhaps you should ask, "What is the Greek word for sailor?"
I'm not sure about few, but one is mono. This word does come from the Greek.
The word "hermit" comes from the Greek word "ερημιτης" or "herimitis" which means one who lives a solitary life.