These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.04 s (backtrack: 0/20).

[ebuild  N     ] dev-lang/tk-8.6.17:0/8.6::gentoo  USE="threads truetype (-aqua) -debug -test -xscreensaver" 4486 KiB
[ebuild  N     ] app-dicts/wordnet-3.1-r1::gentoo  27251 KiB
[ebuild  N     ] dev-perl/WordNet-QueryData-1.490.0-r3::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 20 KiB

Total: 3 packages (3 new), Size of downloads: 31756 KiB