Spelling Rules: Creating Plural Forms Flashcards by Madason Bowlin | Brainscape

Q

If the word ends in -a…

A

Keep -a and add -e

Ex: vertebra ➡️ vertebrae

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Q

If the word ends in -ax…

A

Drop -x and add -ces

Ex: thorax ➡️ thoraces

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Q

If the word ends in -ex…

A

Drop -ex and add -ices

Ex: apex ➡️ apices

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Q

If the word ends in -ix…

A

Drop -x and add -ces

Ex: appendix ➡️ appendices

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Q

If the word ends in -ma…

A

Keep -ma and add -ta

Ex: sarcoma ➡️ sarcomata

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Q

If the word ends in -is…

A

Drop -is and add -es

Ex: metastasis ➡️ metastases

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Q

If the word ends in -on…

A

Drop -on and add -a

Ex: spermatozoon ➡️ spermatozoa

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Q

If the word ends in -us…

A

Drop -us and add -i

Ex: aveolus ➡️ aveoli

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Q

If the word ends in -um…

A

Drop -um and add -a

Ex: ovum ➡️ ova

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Q

If the word ends in -y…

A

Drop -y and add -ies

Ex: biopsy ➡️ biopsies

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Q

If a word ends in -x…

A

Drop -x and add -ges

Ex: phalanx ➡️ phalanges

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