Fetling or Fettling: How To spell?

The word Fetling is misspelled against Fettling, a noun meaning "A mixture of ore, cinders, etc., used to line the hearth of a puddling furnace."

Fettling has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings fe & ling which should not be misspelled with single 'T'
Wrong Spelling:  fe-t-ling 
Correct Spelling:  fe-tt-ling 
Find more wrongly spelled words of Fettling to spell it well.

You might be interested to know

Frizete or Frizette?

Groto or Grotto?

Immited or Immitted?