potter

[1]	(Mainly Brit) dabble (in/with) , toy with , trifle with , fribble , fool (with/about/around) , fritter (away) , mess (about/around/with) , tinker (with) , meddle (with) , monkey (about/around/with) , fidget (with) , (US) putter (around/with) , (Colloq) fiddle (about/around/with) , footle (around/about)
[2]	putter , mess around , tinker , monkey , monkey around , muck about , muck around
[3]	putter
[4]	putter , potter around , putter around

[1]	thrower , ceramicist , ceramist