In linguistics and etymology, suppletion is the use of one word as the inflected form of another word when the two words are not cognate. Instances of suppletion in a particular language are overwhelmingly restricted to its most commonly-used lexical items. For those learning a language, suppletive forms will be seen as "irregular" or even "highly irregular". Here are some examples: In English, the past tense of the verb go is went, which comes from the past tense of the verb wend, archaic in t… (More on Suppletion)