Lesson 14
tide
tied
ring
wring
pier
peer
herd
heard
ceiling
sealing
patients
patience
salinity
intertidal
coastline
anemone
barnacles
organisms
fluctuation
attentive
intention
contraction
extraction

Lesson 15
invalid
wound
excuse
record
conflict
console
conduct
address
produce
complex
increase
contact
rotation
surface
periodic
strength
proximity
continuous
gravitational
transportable
envision
invisible

Lesson 16
sensible
pleasant
obedient
entrance
important
convenient
difference
intelligence
reasonable
deliverance
comfortable
indestructible
atoll
polyp
skeletal
barrier
calcium
tropical
nutrients
exclaim
proclamation
corrupting
disruption

Lesson 17
social
partial
decision
delicious
politician
precious
physician
substantial
description
compassion
commercial
conversation
Pacific
Mariana
undersea
subduction
lithosphere
depressions
topographic
aquamarine
submarine
circumscribe
describe