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Knowledge Base

Explore the breadths and depths of Grammarflex’s knowledge base, containing resources and comprehensive guides on pretty much everything you could want to know related to English grammar and writing.

Learn all about the main parts of speech, which (in case you forgot) comprises of verbs, nouns, adjectives, pronouns, adverbs, conjunctions, prepositions and interjections. Beyond the fundamentals of English grammar, you’ll find guide on writing mechanics and style, literary devices amd more. 

What’s the Plural of Stigma?

Stigmata and stigmas are both accepted plural forms of the singular noun, stigma. Stigma comes from the Greek, and is originally stigma/stigmata.

What’s the Plural of Self?

The plural of self is selves. Like most nouns that come from German and are sibilants, self takes on -ves as a pl. n. form.

What’s the Plural of Schema?

Schema comes from Greek; it’s original pl. n. is schemata. Nowadays either schemas or schemata are accepted as plurals of schema.