Toyed (with)

• Ken tried to change getting messed about
• Fiddled trivially (with)
• Fooled around
• Puttered aimlessly
• Monkeyed (with)
• Worked unskillfully (with)
• Fiddled (with)

Wiktionary Word definitions in Wiktionary
vb. (en-past of: tinker )

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Tinker \Tink"er\, v. t. [imp. & p. p. Tinkered ; p. pr. & vb. n. Tinkering .] To mend or solder, as metal wares; hence, more generally, to mend.