Mough,
pronounced Mawch (ch as in Loch).
A multipurpose word, or omniword, that can be used in place of any other word, similar to
thingamajig,
thingamabob, whatsit etc.
Can be modified to better fit usage by adding ing, ly, ty, y etc.
A secondary set of modifications are possible using symbols for instance by adding @ to create Mough@, pronounced Mawch-at, from the Scots Maukit meaning dirty or unclean.