Developmental Sequence of Sounds
By four years of age
P -pie, apple, cup
B -book, baby, tub
M -mouse, hammer, drum
H -hat, doghouse
N -nails, banana, clown
D -dog, ladder, bed
T -table, doctor, boat
W -window, sandwich
K -kite, monkey, cake
G -gun, wagon, frog
F -fork, elephant, knife
KW -queen
By five years of age
NG -swing
Y -yellow, onion
SH -shoe, dishes, fish
CH -chair, teacher, watch
L -lamp, balloon, bull
J -jello, angel, orange
By six years of age
V -Valentine, leaves, stove
R -rabbit, carrot, boar
By seven years of age
TH(voiced) -thread, feather, bathe
TH(unvoiced) -thumb, toothbrush, teeth
WH -wheel, steering wheel
ZH -television, garage
By eight years of age
S -sun, pencil, dress
Z -zebra, scissors, eyes
Rule of Thumb:
All sounds should be mastered by age 8 years old. If you suspect a speech delay, please refer to a speech-language pathologist, who may also be an orofacial myologist.