The word Nigardous is misspelled against Niggardous, an adjective meaning "Niggardly."
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Niggardous has double "gg" is mispronounced as "g"
Remember double 'GG' in between the strings ni & ardous which should not be misspelled with single 'G'
Wrong Spelling: ni-g-ardous
Correct Spelling: ni-gg-ardous
Check more misspelled words of Niggardous to spell it correct.