The Hittite word ta-a-ru
Word ta-a-ru
IPA tāru-
Meaning wood, tree
See also Homeric Greek: δόρυ ‘stem, tree’
Proto-Indo-European: *dór-u- (nom-acc. dóru, gen. derw-ós) ‘tree’
Early Proto-Albanian: *druwa ‘tree, wood’
Old Norse: tré ‘tree’
C. Luwian: ta-a-ru ‘wood’
Avestan: drvaēna- ‘wooden’

Other words that might be of interest
ka-ri-an-ta ‘grass’, u-el-ku ‘grass, vegetation’, ḫa-a-aš ‘ashes, dust, soap’, pu-ru-ut ‘soil, mud, earth, plaster’, pár-aš-du-uš ‘leaf, foliage’, šu-ur-ki-in ‘root’, te-e-kan ‘earth’, ḫal-ki-iš ‘barley, grain’, ut-ne-e ‘land’, u-el-ku ‘grass, vegetation’, u-i-ni-i̯a-an ‘wine’, al-la-an-ta-ru ‘oak’, kar-aš ‘wheat’, za-aḫ-ḫé-li ‘weeds’, a-le-el ‘flower’