According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 6 words with the pattern -EC-DE. That is, six letter words with 2nd letter E and 3rd letter C and 5th letter D and 6th letter E. In alphabetical order, they are:
decade
decide
decode
recede
recode
secede
boxtops
Pepper
startle
abdomen abysmal
Exuded or exudes.
bladders
tiptoes
believed, believes, believer, relieved, relieves, reliever, helmeted
facetious, abstemious
geneticsenatorlengthsjanitormonitormonster
Some five letter words with second letter U and fifth letter T are:auditbuiltburntburstcubitduvetguestguiltoughtquartquestquiltquintwurst
cupful