7 letter words
CHAOTIC​14
6 letter words
CHICOT​13
OCICAT​10
5 letter words (13 words)
COACH​12
CATCH​12
CHICO​12
CHICA​12
CACTI​9
CHACO​12
CHIAO​10
TACHO​10
CHOTA​10
AITCH​10
COATI​7
COACT​9
TICCA​9
4 letter words (25 words)
CHAT​9
COAT​6
CIAO​6
COCA​8
CHIC​11
OATH​7
TACO​6
CHIT​9
CHAI​9
CHAO​9
ITCH​9
CHIA​9
IOTA​4
CHOC​11
TACH​9
OTIC​6
COIT​6
OCTA​6
COCH​11
THIO​7
3 letter words (27 words)
HOT​6
ACT​5
HIT​6
CAT​5
HAT​6
CHI​8
HOC​8
CHA​8
TAI​3
TOC​5
ICH​8
OCH​8
TAO​3
ITA​3
THO​6
CIT​5
TIC​5
COT​5
ACH​8
AIT​3
2 letter words (14 words)
TO​2
IT​2
AT​2
OH​5
HI​5
CH​7
HA​5
AH​5
TA​2
HO​5
AI​2
TI​2
IO​2
OI​2