- tinkerer, fiddler - an unskilled person who tries to fix or mend
--1 is a kind of unskilled person
Derived form: verb tinker1 - tinker, tinkerer - a person who enjoys fixing and experimenting with machines and their parts
--2 is a kind of experimenter
Derived form: verb tinker1 - mender, tinker, tinkerer - a traveling repairman who mends broken things (such as metal household utensils)
--3 is a kind of repairman, repairer, maintenance man, service man, fixer
Derived form: verb tinker2