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English irregular verbs > Divid verbs to logical groups > Verbs with vowel shortening

Verbs with vowel shortening

Many verbs derive from Germanic strong verbs, which make many of their inflected forms through vowel gradation, as can be observed in Modern English patterns.

VerbPastPast Participle
creepcreptcrept
fleefledfled
keepkeptkept
leapleapedleaped
shoeshoedshoed
sleepsleptslept
sweepsweptswept
weepweptwept

To find the correct form, you can use an online database of the irregular verbs.

For example: irregular verb KEEP