minitu = minute (noun) (some things Google found for "minitu": an uncommon term; user names; misspellings of minute some perhaps deliberate; "mini tu" means "mini you" in Spanish; name of a World of Warcraft gaming character; Minitu Ceramics Limited of India)
Word derivation for "minute" :
Basque = minutu, Finnish = minuutti
Miresua = minitu
There was not much to work with here. The word minute occurs many times later on in Alice's Adventures in Wonderland. I noticed it often in the phrase "a minute or two."