Suffix ed (double consonant rule)

A suffix is added to the end of a word to make the word brand new

A suffix is added to the end of a word because that's just what they do

Adding"ed" to a one syllable verb with a vowel and a consonant

Just double that consonant, then add"ed" to the very end

Bag becomes bagged

Stop becomes stopped

Wrap becomes wrapped

Crop becomes cropped

Keep going, you can do this

When adding"ed" to a two syllable verb ending in a vowel and a consonant

Don't double the consonant, just add"ed" to the end

Happen becomes happened

Buffer becomes buffered

Offer becomes offered

Enter becomes entered

That's how you add"ed" to the end of a word