Toucan is the word.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern SPO--T. That is, six letter words with 1st letter S and 2nd letter P and 3rd letter O and 6th letter T. In alphabetical order, they are: spoilt
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -UB-UB. That is, six letter words with 2nd letter U and 3rd letter B and 5th letter U and 6th letter B. In alphabetical order, they are: hubbub
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern --BUED. That is, six letter words with 3rd letter B and 4th letter U and 5th letter E and 6th letter D. In alphabetical order, they are: imbued tabued
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -DY-ES. That is, six letter words with 2nd letter D and 3rd letter Y and 5th letter E and 6th letter S. In alphabetical order, they are: odyles
nausea
abundancebluejayscrucialdrunkardsequivalentfoundationiguanajournalslaughablemountainsneutralizerhumbasourballstournamentunusual
The word with the 3rd, 4th, 6th, and 7th letters being the same is "bookkeeper."
EMOTION is the word.
kowtow. gewgaw.
millennia
laundry
Protractor
jacuzzi
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 4 words with the pattern -NR--L. That is, six letter words with 2nd letter N and 3rd letter R and 6th letter L. In alphabetical order, they are: enroll unreal unreel unroll
encomienda
According to SOWPODS (the combination of Scrabble dictionaries used around the world), there is 1 word with the pattern -AMZ-R. That is, one six-letter word with 2nd letter A and 3rd letter M and 4th letter Z and 6th letter R: mamzer