A digital sketch grammar of Yawarana (v0.0.4) -

Morphs in stems:	yatanë yatanë ‘adolescent’ yatam yatam ‘adolescent’ yatan yatan ‘adolescent’
Morphs in wordforms:	yatam ‘adolescent’ yatanëri ‘adolescent-PERT’ yatanë ‘adolescent’