The word Gladi is misspelled against Gladii, which is plural of "Gladius"
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Gladii has double 'ii' in the end mispronounced as 'i'
Remember double 'II' appears in the end of this word which should not be misspelled with single 'I'
Wrong Spelling:  glad-i 
Correct Spelling:  glad-ii 
Find more wrongly spelled words of Gladii to spell it well.