1) Causing anxiety or worry 2) Deep 3) Excessively fat 4) Exclusively Saxon word 5) Exclusively Anglo word 6) Heavy 7) Important 8) Powerfully persuasive 9) Requiring serious thought 10) Word of purely Anglo origin 11) Word with Anglo-Saxon origins Found on https://www.crosswordclues.com/clue/weighty
• (superl.) Rigorous; severe; afflictive. • (superl.) Having weight; heavy; ponderous; as, a weighty body. • (superl.) Adapted to turn the balance in the mind, or to convince; important; forcible; serious; momentous. Found on http://thinkexist.com/dictionary/meaning/weighty/
Weight'y adjective [ Compar. Weightier ; superl. Weightiest .] 1. Having weight; heavy; ponderous; as, a weighty body. 2. Adapted to turn the balance in the mind, or to convince; important; forcible; serious; moment... Found on http://www.encyclo.co.uk/webster/W/22