ligneous
adjective
lig·ne·ous ˈlig-nē-əs 
: of or resembling wood
Example Sentences
Recent Examples on the Web And one ligneous masterpiece is more enviable than the next. 
Jaimie Potters, ELLE Decor, 23 Dec. 2019 The Terminator, James Cameron’s dystopian hit about an unconquerable cyborg killing machine, gets the show’s most palpable allusion yet: an unbeatable enforcer with a motorbike and a single, ligneous facial expression. Sophie Gilbert, The Atlantic, 4 July 2019
Jaimie Potters, ELLE Decor, 23 Dec. 2019 The Terminator, James Cameron’s dystopian hit about an unconquerable cyborg killing machine, gets the show’s most palpable allusion yet: an unbeatable enforcer with a motorbike and a single, ligneous facial expression. Sophie Gilbert, The Atlantic, 4 July 2019 Word History
Etymology
Latin ligneus, from lignum wood, probably from legere to gather — more at legend
First Known Use
1626, in the meaning defined above