What is a 7 letter word using the following letters?

I'm stumped on level 34 on Text Twist! Here are the letters:



S-E-N-N-I-N-A



also a three letter word using the same letters...I've three of the four three-letter words which includes:

inn, _ _ _, sea, sinWhat is a 7 letter word using the following letters?
Nannies



Nan
The 7 letter one is 'nannies'

3 letters = NanWhat is a 7 letter word using the following letters?
If you unscramble S-E-N-N-I-N-A in would be NANNIES.What is a 7 letter word using the following letters?
Nannies



What about Sen for the three letter word - it's currency.
asinine



inn

sin

sea

sen