One syllable: fourths.
/ˈfɔɹθs/
Say it backFourths is the plural form of fourth, referring to one of four equal parts or a rank in a sequence. It is pronounced with a final /θs/ cluster and a preceding /fɔːr/ or /fɔɹ/ sound, creating a two-syllable word in most dialects. The pronunciation poses a consonant cluster at the end and a back-to-front vowel quality that can challenge non-native speakers.
"We studied the fourths of the circle in geometry class."
"In the layout, each page margin is reduced by one fourths."
"He noted the fourths of the musical scale in the theory lesson."
Pronounce as /fɔːrθs/ in US and AU, or /fɔːθs/ in UK. Start with f + open back rounded vowel, then a dental fricative /θ/ for the th, followed by the final /s/; the r-colored vowel is common in American usage. Stress is on the first syllable: FAWR-θs. Keep the tongue tip at the upper teeth for /θ/, and avoid substituting /t/ or /d/. You can imagine saying 'four' quickly, then immediately add 'ths' without inserting a vowel.
Two frequent errors: (1) turning /θ/ into /t/ or /d/, producing /fɔrt s/ or /fɔrdz/; (2) swallowing or reducing the final /θs/ cluster to /s/ or /z/. Correct by practicing the dental fricative with the tongue tip lightly touching the upper teeth, then slide into a voiceless /s/ after the /θ/. Use minimal pairs like /fɔːθs/ vs /fɔːt/ and pause slightly between /θ/ and /s/ to preserve the cluster.
US: rhotic /r/ influences the preceding vowel quality; UK typically yields /fɔːθs/ with non-rhoticity affecting the r color, AU often rounds similarly to US; The key is the vowel length before /θ/ and how strongly /r/ is pronounced before the /θ/ in US. In all, the final /θs/ remains a voiceless dental fricative followed by /s/. Accent differences center on rhoticity and vowel quality before /θ/.
Because it combines a back rounded vowel, a dental fricative, and a consonant cluster fast in sequence. The /θ/ is produced with the tongue blade between teeth, not the tip, and many learners substitute /f/ or stop consonants. The /r/ coloring in US adds an extra sound before /θ/ in 'four', and the /s/ at the end can linger if voicelessness shifts. Focus on the dental fricative articulation and crisp /s/.
The word ends with /θs/, a rare dental fricative + voiceless consonant cluster in English. This requires precise tongue placement at the upper front teeth, quick transition from the /θ/ into the /s/. It’s also one of the few common words ending in the /θs/ cluster, making it a good test word for teaching dental fricatives and final consonant clusters.
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US: rhotic, /r/ color before the vowel; UK: non-rhotic before consonants, so /fɔːθs/ without a pronounced /r/; AU: similar to US but with broader vowels and slightly flatter /ɜː/ tendencies. Focus on the vowel length before /θ/ and the r-coloring in US; keep the /θ/ voiceless. IPA references: US /fɔ˞ːrθs/ or /fɔːrθs/; UK /fɔːθs/; AU /fɔːθs/. - US: keep a subtle /r/ sound (rhotic) when the preceding vowel models /ɔː/ as /ɔɹ/ in some speakers; - UK: no postvocalic /r/, ensure /ɔː/ is steady and full; - AU: broader vowel, but still dental fricative. General tips: practice with careful mouth posture, avoid nasalization, maintain breath support.
The word fourths derives from Old English fourtiþ, related to four and the ordinal fourth. The evolution travels from Proto-Germanic *fūrþiz, linked to the root *feurþ- meaning 'four.' In Middle English, forms such as fourþ were used to denote the ordinal and its plural. The modern plural fourths emerged with standardization of English spelling and the addition of -s to indicate plural nouns. The semantic shift centers on division into four equal parts or the fourth position in a sequence, extending naturally to mathematical and musical contexts. First known uses appear in legal, geometric, and arithmetic texts from the medieval to early modern periods, where fractions and ordinal terms were increasingly codified. Over time, fourths migrated from concrete fractions (one of four parts) to abstract references in music theory (the interval of a fourth) and time (quarter notes), with the pronunciation converging on the /fɔːrθs/ or /fɔɹθs/ patterns in English dialects.
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💡 These words have similar meanings to "fourths" and can often be used interchangeably.
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Words that rhyme with "fourths"
-ths sounds
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