An acronym for "[object-oriented]". (or was that "object-obsessed ?-) [RS]

Tcl abounds in extensions providing an [object orientation] (OO) programming style - see that previous link to read about [incr Tcl] and the others.
See [Category Object Orientation] for additional relevant hits.
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Further, there are activities such as '''object-oriented analysis''' (OOA) and
'''object-oriented design''' (OOD) that concern themselves with analyzing a system
(or a solution to a problem) in terms of objects and their behaviors.
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[Category Acronym]