We use both “oi” and “oy” to make the /oi/ sound. When that sound comes in the middle of a word, we use “oi”, like the word “soil.” If it comes at the end of the word, we will use “oy”, like the word “boy.” The following lists will help you practice spelling the /oi/ sound in a mixture of “oi” and “oy” sounds.
OI Phonics Words List
| Adjoin | Despoil | Join | Poise |
| Adroit | Devoid | Joint | Roil |
| Android | Diploid | Joist | Rejoice |
| Appoint | Disjoin | Lion | Rejoin |
| Avoid | Enjoin | Moist | Soil |
| Boil | Exploit | Noise | Spoil |
| Choice | Foil | Oil | Toil |
| Coil | Groin | Ovoid | Toilet |
| Coin | Hoist | Point | Void |
| Conjoin | Invoice | Poison | Voice |
Sentences with OI Words
| Boil | Will you boil the kettle for tea? |
| Soil | This garden’s soil is of good quality. |
| Toil | He began to toil up the hill. |
| Join | The musician had to audition to join the band. |
| Lion | The lion is the king of the forest. |
| Void | The contract was deemed void. |
| Moist | This chocolate cake is very moist. |
| Noise | Did you hear that strange noise? |
| Voice | Her singing voice is very sweet. |
| Coin | The coin featured the monarch’s profile. |
“OY” Phonics Words List
| Ahoy | Clairvoyant | Enjoy | Overjoy |
| Alloy | Cloying | Envoy | Oyster |
| Annoy | Convoy | Flamboyant | Paperboy |
| Arroyo | Corduroy | Foyer | Playboy |
| Boy | Cowboy | Gargoyle | Royal |
| Boycott | Coy | Highboy | Soybean |
| Boyish | Decoy | Hoyden | Tomboy |
| Boysenberry | Deploy | Joy | Toy |
| Buoyant | Destroy | Loyal | Troy |
| Carboy | Employee | Newsboy | Voyage |
Sentences with OY Words
| Loyal | The cowboy has a loyal sheepdog. |
| Troy | Troy enjoys his work as a busboy. |
| Boy | The boy watches cricket on TV. |
| Tomboy | My mother says that I am a tomboy. |
| Joy | The baby has brought them great joy. |
| Enjoy | Roy enjoyed dining on oysters. |
| Toy | Babies love their toy trains. |
| Soybean | What destroyed our field of soybeans? |
| Buoyant | My body is buoyant when I float. |
| Voyage | I hope your voyage will be joyful. |
teachers can use the following image as a quick reference guide to OI and OY Words.
Quick Links