fifth
birth
merth
fifth
death
slothyouthfrothworthwrathclothbirthbrothsouthnorthgirthmouthmonthteethfifthsixthninthtruthwidthmirthfilthfaith
birth, death, wrath
eggs
linseed
thriftthreadtheorythesisthrongthirtythroatthrownthrillthronethreshthornythoraxthencethrivethievethirstthwart
trivia
The word "though" has five graphemes: th / o / u / g / h.
to-ge-th-er
The longest word that I can identify is the 10 letter word labyrinths. It uses all of the letters except the letter U.
sesame
Sesame would be "the same" if it started with Th.
ear = earth