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Syllable division

V/CV words: open first syllable

The answer

A V/CV word has one consonant between two vowels and divides before it, so the first syllable is open and its vowel is long: ro/bot, ti/ger, mu/sic. Our lexicon has 134 two-syllable V/CV words, shown divided and grouped by the first vowel.

How does it work?

When one consonant sits between two vowels, a word can split two ways. V/CV, before the consonant, is the one most teachers have students try first. It makes the first syllable open, so the vowel says its name. Our list keeps only words where the first vowel really is long in the pronouncing dictionary, so a student practicing from it builds the right habit. The partner page lists VC/V words, which split after the consonant instead.

The word lists, divided

Long a first syllable

19 words

Long a first syllable
WordDividedReadable after
lazyla/zyLesson 74
basicba/sicLesson 68
basisba/sisLesson 68
fatalfa/talLesson 68
labella/belLesson 68
paperpa/perLesson 80
takenta/kenLesson 68
famousfa/mousnot taught
patientpa/tientLesson 119
betabe/tanot taught
agenta/gentLesson 117
caterca/terLesson 80
laserla/serLesson 80
nativena/tiveLesson 68
racialra/cialLesson 119
shakensha/kenLesson 68
blatantbla/tantLesson 68
spatialspa/tialLesson 119
patiencepa/tienceLesson 119

Long e first syllable

19 words

Long e first syllable
WordDividedReadable after
evene/venLesson 68
legalle/galLesson 68
becamebe/cameLesson 68
decentde/centLesson 117
recentre/centLesson 117
regionre/gionnot taught
egoe/goLesson 68
evile/vilLesson 68
debugde/bugLesson 68
feverfe/verLesson 80
defectde/fectLesson 68
femalefe/maleLesson 68
lethalle/thalLesson 68
thesisthe/sisLesson 68
resolvere/solveLesson 68
revengere/vengeLesson 68
speciesspe/ciesLesson 119
redore/donot taught
beheldbe/heldLesson 68

Long i first syllable

25 words

Long i first syllable
WordDividedReadable after
itemi/temLesson 68
finalfi/nalLesson 68
ideali/dealLesson 85
vitalvi/talLesson 68
crisiscri/sisLesson 68
finitefi/niteLesson 68
minutemi/nuteLesson 68
privatepri/vateLesson 68
iconi/conLesson 68
tinyti/nyLesson 74
ciderci/derLesson 117
libelli/belLesson 68
minusmi/nusLesson 68
pilotpi/lotLesson 68
rivalri/valLesson 68
tigerti/gerLesson 80
digestdi/gestLesson 117
hyphenhy/phenLesson 73
pythonpy/thonLesson 73
silentsi/lentLesson 68
climatecli/mateLesson 68
licenseli/censeLesson 117
silencesi/lenceLesson 68
guidancegui/dancenot taught
hijackhi/jackLesson 68

Long o first syllable

50 words

Long o first syllable
WordDividedReadable after
obeyo/beyLesson 114
omito/mitLesson 68
openo/penLesson 68
overo/verLesson 80
hotelho/telLesson 68
locallo/calLesson 68
tokento/kenLesson 68
totalto/talLesson 68
brokenbro/kenLesson 68
chosencho/senLesson 68
domaindo/mainLesson 84
globalglo/balLesson 68
momentmo/mentLesson 68
noticeno/ticeLesson 68
socialso/cialLesson 119
spokenspo/kenLesson 68
protestpro/testLesson 68
logolo/goLesson 68
onuso/nusLesson 68
opuso/pusLesson 68
soloso/loLesson 68
bogusbo/gusLesson 68
bonusbo/nusLesson 68
colonco/lonLesson 68
focusfo/cusLesson 68
ozoneo/zoneLesson 68
photopho/toLesson 68
quotaquo/taLesson 68
robotro/botLesson 68
romanro/manLesson 68
soberso/berLesson 80
vocalvo/calLesson 68
wokenwo/kenLesson 68
donatedo/nateLesson 68
frozenfro/zenLesson 68
locatelo/cateLesson 68
mobilemo/bileLesson 68
motivemo/tiveLesson 68
robustro/bustLesson 68
rotatero/tateLesson 68
sloganslo/ganLesson 68
stolensto/lenLesson 68
profilepro/fileLesson 68
pronounpro/nounLesson 96
proteinpro/teinnot taught
romancero/manceLesson 68
profoundpro/foundLesson 96
nomadno/madLesson 68
procurepro/curenot taught
ponypo/nyLesson 74

Long u first syllable

21 words

Long u first syllable
WordDividedReadable after
dutydu/tyLesson 74
unitu/nitLesson 68
useru/serLesson 80
humanhu/manLesson 68
moviemo/vienot taught
musicmu/sicLesson 68
trulytru/lyLesson 74
uniteu/niteLesson 68
usageu/sageLesson 68
stupidstu/pidLesson 68
uniqueu/niquenot taught
studentstu/dentLesson 68
dulydu/lyLesson 74
cubiccu/bicLesson 68
pupilpu/pilLesson 68
supersu/perLesson 80
brutalbru/talLesson 68
futilefu/tileLesson 68
humanehu/maneLesson 68
provenpro/vennot taught
crucialcru/cialLesson 119

How do you teach it?

Teach V/CV and VC/V in back-to-back lessons, V/CV first. The routine: dot the vowels, see one consonant between, split before it, read the first vowel long. If that makes a real word, stop. If not, flex: move the line after the consonant and read the vowel short.

"Dot the vowels in 'basic'. A, i. One consonant between them, s. Try the line before the s: ba/sic. The first syllable is open, so long a. Then 'sic'. Basic. That's a word, so we keep it."

What is the common error, and the fix?

Students who learned closed syllables first tend to read every vowel short: "rob-ot", "tig-er". The fix is to keep closed syllables and add the flex step: try long first, check, and switch if the word isn't real.

Sort it: a hands-on activity

Put two-syllable VCV cards in a pile: robot, cabin, music, lemon, pilot, wagon. Students split each one V/CV, read it, and keep the card or move it to a "VC/V" pile if the word sounds wrong. Count the piles at the end.

How this list was built

Every word comes from our lexicon of about 19,000 common words, each checked against a pronouncing dictionary and split into spelling units. Words a student meets in our assessments and progress-monitoring probes are left out, so practicing a list never rehearses a test. The lexicon gives syllable counts but not boundaries, so each split is worked out from the consonant and vowel units between the first two vowel sounds, using a long or short first vowel to choose V/CV or VC/V, and checked by hand. Words where that method is unreliable are left out. Compound splits come from the two words that make up the compound.

"Readable after" is the first lesson in the lesson sequence at which our decodability engine finds every sound-spelling in the word taught; "not taught" means the word has a spelling the sequence does not cover, so it is read with help. You can check your own lists and passages with the free decodable text checker.

Questions people ask

What does V/CV mean?

Vowel, then the split, then a consonant and a vowel. In ro/bot the line goes before the b, leaving the first syllable open and its vowel long.

How do I know if it's V/CV or VC/V?

Try V/CV first, with a long vowel. If you hear a real word, you're done. If not, move the line after the consonant and read the vowel short.

Which long vowels are most common in V/CV words?

Our tables group the 134 words by the first vowel. Long o and long i groups are large, with words like obey, omit and item, final.

Why aren't words like begin on this list?

When the first vowel is reduced, as in begin and about, the long-vowel check doesn't apply. We leave those words out so every example has a clearly long first vowel.