sun
This question is referring to the number of letters in each previous word:12 gives "6" letters in twelve, 6 gives "3" three letters in six, but 10 doesn't give 5 because there are 3 letters in ten, not five.
The fad shop
The first three letters in the word storage are S,T,and O
The fat shed?
Ther are 6 letters in the word letter two of which are repeated which gives a total of four different letters.
adored
'What' is a four letter word, 'for' a three letter word, 'which' has five letters, 'yet' is spelled with three while 'it' has only two.
To count errors in a word with three incorrect letters, simply identify each letter that does not match the correct spelling. Each of these letters represents one error. Therefore, if a word has three incorrect letters, it would be counted as having three errors.
The only word I can think of for "joker", 3-letters, is imp.
the word sun has three letters in it but contains no wordsunshineSundaysundaesunblocksuntansunglassessunburnsunbeamsunflowersundresssunburstsundersundialsundownsunupsunfishsundrysundriessunlesssunkensunlightsunnysunlampsungsunrisesunsetsunroofsunshade
light
A three letter word for bother is bug