Basic Guidelines For English Spellings
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suffix
ChemistryForming names of organic compounds, pharmaceutical products, proteins, etc.
‘insulin’- ‘penicillin’
- ‘dioxin’
Origin
Alteration of -ine.
suffix
Denoting a gathering of people having a common purpose, typically as a form of protest.
‘sit-in’- ‘sleep-in’
- ‘love-in’
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