The word Riden is misspelled against Ridden, which is past perfect of "Ride."
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Ridden has double "dd" is mispronounced as "d"
Remember double 'DD' in between the strings Ri & en which should not be misspelled with single 'D'
Wrong Spelling: Ri-d-en
Correct Spelling: Ri-dd-en
Find more wrongly spelled words of Ridden to spell it well.