Sub - objects

sub

/sʌb/ UK /sʌb/ · US /sʌb/

A short u CVC word (ʌ) in the objects category. It belongs to the -ub word family.

objects

Hear sub

Tap a sound to hear it on its own, or play the whole word below.

How to Say “sub”

s
/s/
u
/ʌ/
b
/b/

Blend the three sounds together slowly, then speed up: /s/ – /ʌ/ – /b/ → sub.

Example Sentences with Sub

How to Spell “sub”

Children most often write this word as soob, usb, subb, suub. Those errors are useful — each one points to a specific sound the child has not yet connected to a letter.

  1. Start with the picture: <strong>sub</strong> begins with the /s/ sound, so begin with "s".
  2. Say the word slowly three times, then write one sound per letter: <strong>s - u - b</strong>.
  3. The "u" in <strong>sub</strong> says /ʌ/, not the letter name "uh". The mouth stays relaxed.
  4. Blend the last two sounds smoothly: <strong>su</strong> + <strong>b</strong> = <strong>sub</strong>.

Phonics Tip for Sub

"sub" and "pub" and "rub" share the ending /ʌb/. Say them back to back so the child hears that only the first sound changes. That is the core of the -ub family.

Try it now: play the CVC flash cards and hunt for sub, or test recognition in the multiple choice quiz.

Fun Facts About Sub

Every letter in <strong>sub</strong> carries one sound: s says /s/, u says /ʌ/, b says /b/. That is what makes it fully decodable — a child who knows the three sounds can read <strong>sub</strong> on the first try, with no guessing from the picture. It belongs to the -ub family, which has 3 other words in it: pub, rub, tub.

More Words in the -ub Family

Words that rhyme with sub and end with the same sounds:

See the full -ub word family →

Related CVC Words

More words with the short u sound that have their own picture guide:

Other Word Families

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Where to Practise Sub