Word Parts Search

A-Z Word Parts Find roots and affixes with example words Word Parts GuideAbout this feature

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Word part Type Origin Definition
o- prefix Latin towards; against; away
ob- prefix Latin towards; against; away
oc- prefix Latin towards; against; away
oct, octo, octa root Greek eight
ocul root Latin eye
of- prefix Latin towards; against; away
-oid adjective- and noun-forming suffix Greek resembling, like
olig, oligo root Greek few; deficiency
omni- prefix Latin all
onomas, onomat root Greek name
ont, onto root Greek being, existence
onym root Greek name, word
op- prefix Latin towards; against; away
op, ops, opt, opto, ophthalm, ophthalmo, -opia, -opsy root Greek eye, visual condition, vision, sight, inspection
opt1 root Latin best
opt2 root Latin choose
orb root Latin wheel, circle
ord, ordin root Latin row, rank, order
orig root Latin beginning
ornith, ornitho root Greek bird
ortho root Greek straight, vertical, perpendicular; correct