perhaps

• 05.022 Praps ye sits here
• 05.022 praps it does,

• 02.060 yer nassty little rabbit,” said he looking at the hobbit’s furry feet;
• 05.064 in its nassty little pocketses?’
• 05.080 Show the nassty little Baggins the way out, yes, yes
• 05.088 and its nassty little sword will be useless,
• 05.111 when we twisted that nassty young squeaker.
• 05.113 the nassty noser has found it,
• 05.114 We can’t know till we find the nassty creature
• 05.114 the nassty nosey thing.

lost

• 05.091 Losst it is,
• 05.093 It’s losst,

just

• 05.059 Jusst one more question to guess,

Eye.  Over 100 uses of this common word, but one use is quite uncommon:

• 05.117 Not even our clever eyeses will notice him;

Trolls and Gollum – messing with the copula since the Third Age.

• 02.087 We ain’t got no water,
• 05.018 What iss he,
• 05.091 Where iss it?
• 05.091 Where iss it?

Update 2015.09.02: Now, the verb “to be” is very common – the most common verb in English.  For this Concordance, we’re only listing the uncommon uses of it.  I will tag it as “10K” for now.  I may change my mind.