"tinkered" in the verb sense
1. putter, mess around, potter, tinker, monkey, monkey around, muck about, muck around
do random, unplanned work or activities or spend time idly
"The old lady is usually mucking about in her little house"
work as a tinker or tinkerer
3. tinker, fiddle
try to fix or mend
"Can you tinker with the T.V. set
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License