I used to read word power made easy of norman lewis it is not only for vocab builder , but by this book you are more clear with all etomlogy .
Here I m sharing few words
Anthropology:- here anthropo is greek word which means ManKind and logos also a greek word which means sciency and study...
logos now you can think about so many words which are belong to study or science like bio logy,zoology...etc.
2)Astronomer:- Astron in greek Star and nomos means arrangement,law.order.
Astronomer is person who is intrested in arrangement of stars
astron combines with logos form a astrology science which asses the influence of stars and planets to humum lives...
astrloger:- person who is practionar of astrology.
astronaut:- sailor amonth the stars because nautes equal sailor in greek
cosomonaut(by russians) :-kosmos means universe in greek.
nautical :- related to sailing ...
Asterisk :- Star shaped symbol call asterisk "*".
so howz it after finding etymology for particular word :)
I recommand this book to you all .this book will definitely boost up your confidence.