All Those Ologies
Connecting Vowel Letters
Signs of Greek
Reasons for Non-Default Spellings
100

The study of life.

Biology.

100

biology

<o>

100

phone

<ph> as /f/

100

graph

Greek (language of origin)

200

The study of the Earth, including rocks and volcanoes.

Geology.

200

artifact

<i>

200

school

<ch> as /k/

200

action

Latin (language of origin)

300

The study of the stars and their influence on people.

Astrology.

300

actual

<u>

300

geology

<o>, <-ology>

300

wrist

'turn, twist' (letter meaning)

400

The study of animal life specifically.

Zoology.

400

variety

<e>

400

rhino

<rh>

400

knee, knuckle

'sticks out' (letter meaning)

500

The study of ancestry and bloodlines.

Geneaology.

500

asteroid

<o>

500

gymnastics

vowel <y> in the middle 

500

chef

French (language of origin)

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