TH Phoneme at a glance:
- Words with unvoiced th include three, think, thank
- Words with voiced th include this, those, their
Spelling Frequencies:
- unvoiced th - 73%
- voiced th - 27%
Rare Spelling Patterns:
- the (seethe) - voiced
Common Spelling Generalisations or Patterns:
- Unvoiced /th/
- Voice box does not vibrate
- Beginning of nouns, verbs, adjectives & adverbs
- Usually found at end of a word or before a consonant
- Found in 468 English words
- Voiced /th/
- Voice box will vibrate
- Usually at the beginning of pointing words or function words
- Usually between 2 vowels in the middle of words or at the end of a word when followed by e
- Found in 150 English words