O Words for Kids

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The letter O makes several sounds—the short-O in words like hot and stop, the long-O in words like home and boat, and the “oo” sound in words like moon. O word families are essential for building reading fluency. This collection of O words for kids covers everything from simple sight words to advanced vocabulary.

O Sight Words – Dolch List

Pre-KKindergarten1st Grade2nd Grade3rd GradeNouns
one
on		 of
our
out		 old
once
open
or
over		 off
only
or		 own —
Pre-K
one, on
Kindergarten
of, our, out
1st Grade
old, once, open, or, over
2nd Grade
off, only, or
3rd Grade
own
Nouns
—

O Sight Words – Fry List

First 100Second 100Third 100Fourth 100Fifth 100
of
on
one
or
other
out		 only
our
over
own		 off
often
once
open
order		 object
ocean		 oh
opposite
First 100
of, on, one, or, other, out
Second 100
only, our, over, own
Third 100
off, often, once, open, order
Fourth 100
object, ocean
Fifth 100
oh, opposite

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CVC Words with Short O

CVC (consonant-vowel-consonant) words help children learn to blend sounds and recognize patterns. These short-O word families are perfect for beginning readers.

-ot family
cot dot got hot lot not pot rot shot spot
-op family
cop hop mop pop top chop crop drop shop stop
-og family
bog cog dog fog hog jog log frog
-ob family
bob cob gob job mob rob sob knob
-od family
cod god nod pod rod plod prod
-ox family
box fox pox
-ock family
dock knock lock mock rock sock block clock flock shock

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CVCe Words with Long O (Magic E)

When a silent E appears at the end of a word, it makes the vowel say its name. These “magic E” patterns help children learn long-O sounds.

-oke family
broke choke joke poke smoke spoke stroke woke
-one family
bone cone lone tone zone phone stone throne
-ope family
cope hope mope rope scope slope
-ose family
close dose hose nose pose rose chose those
-ote family
note quote vote wrote
-ove family
cove dove drove grove stove wove
-ole family
hole mole pole role sole stole whole
-ome family
dome home gnome chrome
-ore family
bore core more pore sore tore wore chore score shore store

O Vowel Team Words

Vowel teams are two vowels that work together to make one sound. These patterns help children decode words with long-O and other O-related sounds.

OA words (long O)
boat coat float goat moat load road toad foam roam oak soak coal goal soap toast coach roast
OW words (long O)
bow flow glow grow know low mow row show slow snow throw blow below follow yellow
OW words (ow sound)
bow cow how now owl plow pow vow wow brow brown clown crown down drown frown gown town
OU words (ow sound)
out our loud cloud proud count found ground hound mound pound round sound house mouse mouth south about
OO words (long oo)
boo moo too zoo boom bloom broom room zoom cool fool pool tool food mood moon noon soon spoon tooth
OO words (short oo)
book cook hook look nook took brook shook foot good hood wood stood
OI words
boil coil foil oil soil spoil coin join point joint moist voice choice noise
OY words
boy coy joy toy enjoy annoy royal loyal

R-Controlled O Words (Bossy R)

When the letter R follows a vowel, it changes the vowel’s sound. The OR pattern creates the distinctive “or” sound.

OR words
for or born corn horn morn torn worn cord fork form fort north porch port short sort sport storm story
ORE words
bore core more pore sore tore wore chore score shore store before
OOR words
door floor poor
OAR words
oar roar soar board hoard

O Words with Consonant Blends

Consonant blends are two or three consonants that blend together, but you can still hear each sound. These words combine short-O with common blends.

Starting Blends
block blob blond clock cloth crop cross drop flock frog from frost glob plot plop prod prom prop shock shop shot slot smog snob spot stock stomp stop trot
Ending Blends
bond chomp cost doll fond golf gong honk long lost molt pond pomp romp song stomp strong wrong

O Words for Kids by Grade Level

Pre-K & Kindergarten

Ages 3-6
Sight Words: on, one, of, our, out
CVC Words: hot, pot, dot, got, lot, not, top, hop, mop, pop, dog, fog, log, hog, job, sob, box, fox
First Nouns: orange, octopus, otter, owl

1st & 2nd Grade

Ages 6-8
Sight Words: old, once, open, or, over, off, only, other
CVCe Words: bone, cone, home, hope, nose, rose, hole, pole, note, vote, joke, woke
Vowel Teams: boat, coat, goat, road, oak, snow, grow, show, know, moon, soon, food, book, look, good
R-Controlled: for, or, corn, horn, born, more, store, door, floor
Blend Words: stop, shop, drop, frog, clock, block, spot, long, song, strong
Vocabulary: observe, ocean, opinion, order, organize — See all 2nd Grade Vocabulary →

3rd Grade

Ages 8-9
Sight Words: own, often, order
Advanced Vowel Teams: oil, boil, coin, join, point, voice, choice, boy, joy, toy, enjoy, loud, cloud, proud, count, found, ground, house, mouse
Vocabulary: observe, onomatopoeia — See all 3rd Grade Vocabulary →

4th Grade

Ages 9-10
Sight Words: object, ocean
Vocabulary: omniscient, organize — See all 4th Grade Vocabulary →

5th Grade

Ages 10-11
Sight Words: oh, opposite
Vocabulary: objective, onomatopoeia, ordered pair, organism, oxymoron — See all 5th Grade Vocabulary →