prefix & suffix

Question 0

AMBIdextrous

AMBI-

Answer 0

both

left-handed and right-handed at the same time

Question 1

polyANDRY
ANDRO-
ANDR-

Answer 1

of males
polygamy wherby a woman takes two or more husbands
=\ polygyny

Question 2

CADaver
CAScade
CADence

Answer 2

corps especially intended for dissection
small waterfall
accent, intonation

rhythmic sequence or flow of sounds in language
concluding and falling strain, ending part of music

CAD- CAS- : falling

Question 3

CREDence
CREED
inCREDible

Answer 3

CRED-  believing
credence: mental acceptance as true or real, credibility 
give CREDENCE to gossip. 
lend CREDENCE to the theory. 
gain CREDENCE among scientists. 
put much CREDENCE in common gossip.

Question 4

CYCLOps

CYCLOne

Answer 4

CYCL- CYCLO- of circular forms

one eyed creature (mythical giant as cyclopes, aquatic worm as cyclops)

large destructive storm with very high winds that turn around an area of low pressure

Question 5

DEflate
DEtach
DEcrease

Answer 5

DE- opposing, below, against

lose air or gas
make (someone) lose confidence or pride
deflation of price

DEFLATE his ego with cutting remarks
the harsh criticism left him utterly DEFLATED

Question 6

DISarray
DISconnect
DIFfer

Answer 6

DIS- DIF- negative, lacking

lack of order 
disorderly dress (dishabille)

the room was in DISARRAY.
the company has fallen into complete DISARRAY.

Question 7

DYSlexia

DYSfunctional

Answer 7

a condition in the brain that makes it hard for a person to read, write, and spell

DYS- abnormal, bad