Teacher Master Key • Lesson 110 & 110 ContinuedSound of Û as in fur (/ɜːr/) • Phonics Matrix • Vowel Trifecta Clinic • Page 61
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INSTRUCTOR REFERENCE KEY |
| Word | IPA | Family | Part of Speech | Phonetic & Etymological Notes |
|---|---|---|---|---|
| 1. furl | /fɜːrl/ | -url | Verb | Initial /f/ + /ɜːr/ + liquid /l/. Etym. French ferler (to bundle sails). |
| 2. curl | /kɜːrl/ | -url | Verb/Noun | Hard c (/k/) + /ɜːr/ + /l/. Middle English crul (metathesis of r). |
| 3. hurl | /hɜːrl/ | -url | Verb | Aspirate /h/ + /ɜːr/ + /l/. Scandinavian origin (to fling violently). |
| 4. burr | /bɜːr/ | -urr | Noun | Voiced /b/ + /ɜːr/; doubled final rr. Prickly seed-case of thistle/burdock. |
| 5. purr | /pɜːr/ | -urr | Verb/Noun | Voiceless /p/ + /ɜːr/; onomatopoeic doubled rr for cat's vibrating tone. |
| 6. blur | /blɜːr/ | -ur | Verb/Noun | Initial blend bl- + /ɜːr/; single terminal r. Dim or smear. |
| 7. burn | /bɜːrn/ | -urn | Verb/Noun | Voiced /b/ + /ɜːr/ + dental nasal /n/. Old English byrnan. |
| 8. turn | /tɜːrn/ | -urn | Verb/Noun | Voiceless /t/ + /ɜːr/ + /n/. Latin tornare (to rotate on a lathe). |
| 9. burst | /bɜːrst/ | -urst | Verb/Noun | Voiced /b/ + /ɜːr/ + consonant cluster -st. OE berstan (metathesis). |
| 10. curb | /kɜːrb/ | -urb | Noun/Verb | Hard c (/k/) + /ɜːr/ + voiced bilabial /b/. Old French courbe (bent). |
| 11. urge | /ɜːrdʒ/ | -urge | Verb/Noun | R-colored vowel + soft g (/dʒ/) preserved by silent final e. Latin urgere. |
| 12. curve | /kɜːrv/ | -urve | Noun/Verb | Hard c + /ɜːr/ + /v/; silent final e avoids ending in bare v. |
| 13. fur | /fɜːr/ | -ur | Noun | Textbook key anchor: “Sound of u as in fur, marked û.” |
| 14. spur | /spɜːr/ | -ur | Noun/Verb | Initial blend sp- + /ɜːr/. Historical equestrian spiking tool; incentive. |
• Historical Development: In Middle English, er, ir, and ur had distinct vowel qualities (/ɛr/, /ɪr/, /ʊr/). By the 17th–18th centuries, all three merged into the identical central r-colored vowel /ɜːr/ (the “Nurse” vowel).
• Wheeler's Diacritic Code: Wheeler uses ê˜ for e in her/earn (L103), î˜ for i in sir/bird (L107), and û for u in fur/burn (L110).
• The No-Final-v Rule in curve: In English orthography, no native word ends in the bare letter v; a silent final e is mandatory: curv + e → curve.
• Soft g in urge: The letter g requires following e to maintain its soft affricate pronunciation (/dʒ/); without e, it would sound hard like rug.
1. Circumflex Placement Accuracy (6 pts): Correctly marks the circumflex (û) over the u in all 12 target words.
2. Sentence Synthesis Quality (6 pts): Composes original, syntactically sound sentences incorporating at least 4 target words.
3. Penmanship & Midline (4 pts): Letters sit firmly on 26px baseline; lowercase letters align with 13px dashed midline.
4. Orthographic Conventions (4 pts): Preserves doubled consonants (burr, purr) and silent final e (urge, curve).
• Diacritic Distinction: “What sound does 'u' make in 'cup'? What sound does it make in 'fur'? What mark shows this change?” (The circumflex û).
• Orthographic Rule: “Why is there an 'e' at the end of 'curve'? Does it make the 'u' long?” (No, it is there because English words never end in the letter 'v').
• Trifecta Reflection: “Say 'her', 'sir', and 'fur'. Do they rhyme? Why are they spelled with different vowels?” (Historical sound merger; spelling preserves etymology).