7 LETTER WORD: A K N N D M I

if you write with a German accent, it could be "damnink" I suppose... (damning, get it?)

7 LETTER WORD: MANKIND

4 LETTER WORDS:
MINK
MIND
MAIN
MAID
KIND
DANK
DAMN
AMID
AKIN

3 LETTER WORDS
NAN
MID
MAN
MAD
KIN
KID
INN
INK
DIN
DIM
DAM
ANI
AND
AIM
AID

And now let's define ANI and NAN.

ANI - any of several black, tropical American cuckoos of the genus Crotophaga, having a compressed, bladelike bill.

NAN- a word formerly used in communications to represent the letter N.
aslo an leavened, often tear-shaped flatbread of India, baked in a tandoor, normally called naan, but nan will work, according to dictionary.com.