Unit 30 - Endings cial, tial, cious, tious

Think back - help with spelling rules In Units 26 and 29 we looked at the suffixes al and ous.
In Unit 28 you saw that the sound /sh/ in the middle of a word can be spelled ti or ci, for example:
ambition caution musician politician


This unit combines these sounds and covers the words which end with the sounds /shƏl/ and /shƏs/ for example:

    spelling word endings cial, tial, cious, tious spelling word endings cial, tial, cious, tious
torrential rain a delicious dessert

Teaching point First, words ending with the sound /shƏl/.
This can be spelled two ways:
spelling word endings cial, tial, cious, tious spelling word endings cial, tial, cious, tious
cial as in artificial intelligence tial as in torrential rain

Sometimes a root word will give you a clue which spelling to choose,
for example:

president > presidential confident > confidential
race > racial office > official

However, this is not always reliable, for example:

palace > palatial benefit > beneficial

Learning Tip for English spelling

To learn the words:
1) Look at each one carefully. If necessary, look up the meaning.
2) Write them in groups , using the 'Look, Say, Cover, Write, Check' method.
3)  Then try the online ‘Look Cover Write Check' activity for these words.


spelling word endings cial, tial, cious, tious spelling word endings cial, tial, cious, tious
cial as in artificial intelligence tial as in torrential rain
beneficial
commercial
crucial
facial
financial
glacial
judicial
official
prejudicial
provincial
racial
sacrificial
special
social
superficial
circumstantial
confidential
consequential
credential
deferential
essential
impartial
influential
initial
martial*
nuptial
palatial
partial
potential
preferential
providential
quintessential
residential
sequential
spatial
substantial

next part of the spelling course Go to the next page: some practice in cial and tial words.
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Unit 30: Spelling the endings -cial -tial -cious -tious

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The -cial ending
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