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
| Word | Divided | Readable after |
|---|---|---|
| lazy | la/zy | Lesson 74 |
| basic | ba/sic | Lesson 68 |
| basis | ba/sis | Lesson 68 |
| fatal | fa/tal | Lesson 68 |
| label | la/bel | Lesson 68 |
| paper | pa/per | Lesson 80 |
| taken | ta/ken | Lesson 68 |
| famous | fa/mous | not taught |
| patient | pa/tient | Lesson 119 |
| beta | be/ta | not taught |
| agent | a/gent | Lesson 117 |
| cater | ca/ter | Lesson 80 |
| laser | la/ser | Lesson 80 |
| native | na/tive | Lesson 68 |
| racial | ra/cial | Lesson 119 |
| shaken | sha/ken | Lesson 68 |
| blatant | bla/tant | Lesson 68 |
| spatial | spa/tial | Lesson 119 |
| patience | pa/tience | Lesson 119 |
Long e first syllable
| Word | Divided | Readable after |
|---|---|---|
| even | e/ven | Lesson 68 |
| legal | le/gal | Lesson 68 |
| became | be/came | Lesson 68 |
| decent | de/cent | Lesson 117 |
| recent | re/cent | Lesson 117 |
| region | re/gion | not taught |
| ego | e/go | Lesson 68 |
| evil | e/vil | Lesson 68 |
| debug | de/bug | Lesson 68 |
| fever | fe/ver | Lesson 80 |
| defect | de/fect | Lesson 68 |
| female | fe/male | Lesson 68 |
| lethal | le/thal | Lesson 68 |
| thesis | the/sis | Lesson 68 |
| resolve | re/solve | Lesson 68 |
| revenge | re/venge | Lesson 68 |
| species | spe/cies | Lesson 119 |
| redo | re/do | not taught |
| beheld | be/held | Lesson 68 |
Long i first syllable
| Word | Divided | Readable after |
|---|---|---|
| item | i/tem | Lesson 68 |
| final | fi/nal | Lesson 68 |
| ideal | i/deal | Lesson 85 |
| vital | vi/tal | Lesson 68 |
| crisis | cri/sis | Lesson 68 |
| finite | fi/nite | Lesson 68 |
| minute | mi/nute | Lesson 68 |
| private | pri/vate | Lesson 68 |
| icon | i/con | Lesson 68 |
| tiny | ti/ny | Lesson 74 |
| cider | ci/der | Lesson 117 |
| libel | li/bel | Lesson 68 |
| minus | mi/nus | Lesson 68 |
| pilot | pi/lot | Lesson 68 |
| rival | ri/val | Lesson 68 |
| tiger | ti/ger | Lesson 80 |
| digest | di/gest | Lesson 117 |
| hyphen | hy/phen | Lesson 73 |
| python | py/thon | Lesson 73 |
| silent | si/lent | Lesson 68 |
| climate | cli/mate | Lesson 68 |
| license | li/cense | Lesson 117 |
| silence | si/lence | Lesson 68 |
| guidance | gui/dance | not taught |
| hijack | hi/jack | Lesson 68 |
Long o first syllable
| Word | Divided | Readable after |
|---|---|---|
| obey | o/bey | Lesson 114 |
| omit | o/mit | Lesson 68 |
| open | o/pen | Lesson 68 |
| over | o/ver | Lesson 80 |
| hotel | ho/tel | Lesson 68 |
| local | lo/cal | Lesson 68 |
| token | to/ken | Lesson 68 |
| total | to/tal | Lesson 68 |
| broken | bro/ken | Lesson 68 |
| chosen | cho/sen | Lesson 68 |
| domain | do/main | Lesson 84 |
| global | glo/bal | Lesson 68 |
| moment | mo/ment | Lesson 68 |
| notice | no/tice | Lesson 68 |
| social | so/cial | Lesson 119 |
| spoken | spo/ken | Lesson 68 |
| protest | pro/test | Lesson 68 |
| logo | lo/go | Lesson 68 |
| onus | o/nus | Lesson 68 |
| opus | o/pus | Lesson 68 |
| solo | so/lo | Lesson 68 |
| bogus | bo/gus | Lesson 68 |
| bonus | bo/nus | Lesson 68 |
| colon | co/lon | Lesson 68 |
| focus | fo/cus | Lesson 68 |
| ozone | o/zone | Lesson 68 |
| photo | pho/to | Lesson 68 |
| quota | quo/ta | Lesson 68 |
| robot | ro/bot | Lesson 68 |
| roman | ro/man | Lesson 68 |
| sober | so/ber | Lesson 80 |
| vocal | vo/cal | Lesson 68 |
| woken | wo/ken | Lesson 68 |
| donate | do/nate | Lesson 68 |
| frozen | fro/zen | Lesson 68 |
| locate | lo/cate | Lesson 68 |
| mobile | mo/bile | Lesson 68 |
| motive | mo/tive | Lesson 68 |
| robust | ro/bust | Lesson 68 |
| rotate | ro/tate | Lesson 68 |
| slogan | slo/gan | Lesson 68 |
| stolen | sto/len | Lesson 68 |
| profile | pro/file | Lesson 68 |
| pronoun | pro/noun | Lesson 96 |
| protein | pro/tein | not taught |
| romance | ro/mance | Lesson 68 |
| profound | pro/found | Lesson 96 |
| nomad | no/mad | Lesson 68 |
| procure | pro/cure | not taught |
| pony | po/ny | Lesson 74 |
Long u first syllable
| Word | Divided | Readable after |
|---|---|---|
| duty | du/ty | Lesson 74 |
| unit | u/nit | Lesson 68 |
| user | u/ser | Lesson 80 |
| human | hu/man | Lesson 68 |
| movie | mo/vie | not taught |
| music | mu/sic | Lesson 68 |
| truly | tru/ly | Lesson 74 |
| unite | u/nite | Lesson 68 |
| usage | u/sage | Lesson 68 |
| stupid | stu/pid | Lesson 68 |
| unique | u/nique | not taught |
| student | stu/dent | Lesson 68 |
| duly | du/ly | Lesson 74 |
| cubic | cu/bic | Lesson 68 |
| pupil | pu/pil | Lesson 68 |
| super | su/per | Lesson 80 |
| brutal | bru/tal | Lesson 68 |
| futile | fu/tile | Lesson 68 |
| humane | hu/mane | Lesson 68 |
| proven | pro/ven | not taught |
| crucial | cru/cial | Lesson 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.