Number & quantity
Roots that count, measure, and tell you how many.
21 roots in this category · Built for grades 4 through 8
Greek roots
- penta-prefixGreek
five
pentagon, pentathlon, pentagram
- mono-prefixGreek
one
monologue, monorail, monotone
- poly-prefixGreek
many
polygon, polyglot, polygraph
- mega-prefixGreek
large or great
megaphone, megabyte, megalith
- micro-prefixGreek
small
microscope, microphone, microwave
- tetra-prefixGreek
four
tetrahedron, tetrapod, tetragonal
- hex-prefixGreek
six
hexagon, hexagram, hexapod
- hept-prefixGreek
seven
heptagon, heptathlon, septet
Latin roots
- uni-prefixLatin
one
unicorn, uniform, unify
- bi-prefixLatin
two
bicycle, bilingual, biennial
- quad-prefixLatin
four
quadrilateral, quarter, quadruple
- cent-prefixLatin
hundred
century, centimeter, centennial
- mill-prefixLatin
thousand
millimeter, millennium, million
- multi-prefixLatin
many
multiple, multilingual, multimedia
- semi-prefixLatin
half
semicircle, semifinal, semiannual
- omni-prefixLatin
all
omnivore, omnipresent, omnipotent
- quin-prefixLatin
five
quintet, quintuplet, quintessence
- nona-prefixLatin
nine
nonagon, nonagenarian, nonet
Roots shared by both
Where to start
Level 1 holds the word parts students meet first. Level 3 holds the ones that turn up in harder reading.
- Level 1 · most common · 7 roots in this category
- Level 2 · expanding · 8 roots in this category
- Level 3 · challenge · 6 roots in this category