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-or
(ur)one who
Latin suffix for a person or thing that does something. Like -er, but used in different words.
suffixLatin
Build, break, makeExample words
actor
one who acts
tractor
a vehicle that pulls
spectator
one who watches
Words in our dictionary that use this root
Every dataset word containing -or, with the parts it shares with other roots in our set.
tractor
a vehicle that pulls farm tools
motor
a machine that creates movement
cursor
the marker that runs across a screen as you type
spectator
a person who watches
instructor
a person who builds knowledge in others
actor
one who acts
Common Core alignment
Grades served: 5, 6
- L.5.4bUse common, grade-appropriate Greek and Latin affixes and roots as clues to the meaning of a word (e.g., photograph, photosynthesis).
- L.6.4bUse common, grade-appropriate Greek or Latin affixes and roots as clues to the meaning of a word (e.g., audience, auditory, audible).
Related roots
Build, break, make. Roots about building, breaking, joining, and making things.
Browse all build, break, make roots →L.5.4bL.6.4b