Lower the standard deviation on stem syllable count
Allow the Language object to be initialized with a hard max stem length
pre- and post-fixing can still lengthen words, and syllable length can vary, but the problem looks like just waaay too many syllables being selected, compounded with multi-word placenames
Oesoewphäphañ aphphähyoezñabfyoezkas
Ñeññaeñaeke ñapleiññooñlyñ
Maemraerschetphem maemmaevvaemmoummehraeshvaemvaethaem