The word Spere is misspelled against Sperre, a verb meaning "To shut in; to support; to inclose; to fasten."
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Sperre has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings spe & e which should not be misspelled with single 'R'
Wrong Spelling: spe-r-e
Correct Spelling: spe-rr-e
Explore spell check of Sperre to spell without errors.