Polish Consonant Changes

Polish is unique to English in that the consonants in adjectives and nouns often change based on certain declension forms.

Consonants are either hardhardened, or soft. Below is a chart of these:
Hard consonants are black.
Hardened are blue.
Soft are red.

m
b
p
w
f
n
d
t
z
s
ł
r
g/gi
k/ki
h/hi
ch/chi
mi
bi
pi
wi
fi
ni
ć
ź
ś
l
rz
dz
c
ż
sz
cz
j

Various cases requires these consonants changes. Let’s look at some examples in the locative case:

Nominative Locative
książka

cecha

szkoła

szef

W książce

O cesze

W szkole

szefie