eponymy
noun
epon·y·my i-ˈpä-nə-mē 
e-
plural eponymies
: the explanation of a proper name (as of a town or tribe) by supposing a fictitious eponym
Word History
First Known Use
1865, in the meaning defined above
- thumbs
- thumbs (through)
- thumbs one's nose
- thumbs one's nose (at)
- thumbs one's nose at
- thumbs through
- thumbs-down
- thumbs-downs
- thumbs-up
- thumbs-ups
- thumbscrew
- thumbscrews
- thumbstall
- thumbstalls
- thumbsuckers
- thumbtack
- thumbtacked
- thumbtacking
- thumbtacks
- thumbwheel
- thumbwheels
- thumby
- thump
- thumped
- thumper