myth
That would be the word size.
* alas * axis
coachcoatscoastcobracocoacodexcodedcodercoliccolorcoloncommacometcombocomfycountcourtcondoconiccopracopsecoralcornycouchconchcovercovencovetcoveycowercozencould
y'all
well you only need one more letter if it's 4 letters and starting with you... try the alphabet
myth
probably "myth"
A synonym for fable (4 letters, beginning with M) is myth.
A four-letter synonym for Ireland is "Eire" - but this is not an abbreviation.
into
Exam.
Mend
A four letter word starting with the letter a is able.
myth
veg out = rest
Eros
yore