overelaborate
1 of 2adjective
over·elab·o·rate ˌō-vər-i-ˈla-b(ə-)rət 
: excessively elaborate
an overelaborate plot/plan
an overelaborate dinner presentation
… creating an overelaborate design at the expense of clarity and readability …
David Baldwin
David Baldwin… overelaborate and pointless accounts of petty troubles … Genevieve Stuttaford et al.
Genevieve Stuttaford et al.overelaborate
2 of 2verb
over·elab·o·rate ˌō-vər-i-ˈla-bə-ˌrāt
overelaborated; overelaborating
transitive + intransitive
: to elaborate (something) too much : to do or provide (something) with too much detail, complexity, or ornateness
overelaborating [=belaboring] an obvious point
… his motivations are overelaborated through too many back stories … Nathaniel Rich
Nathaniel Rich… wasted a host of presentable chances in the second half as they often overelaborated on their way to goal … James Benge
James BengeShe also knows the art of simplifying … rather than creating an overelaborated mishmash of textures and hues. Steve Whysall
Steve Whysall overelaboration
ˌō-vər-i-ˌla-bə-ˈrā-shən
noun plural overelaborations
Overelaboration should be avoided in constructing graphs. The substance of the graph should be the centre of attraction, not the design graphic … J. A. John et al.
J. A. John et al. 
Word History
First Known Use
Adjective
circa 1879, in the meaning defined above
Verb
1899, in the meaning defined above