Crossword Puzzle Eschew material competitiveness?

Clue: Eschew material competitiveness?

Eschews Mensa material when going to parties? (DOESNTTAKEAGENIUS with 17 letters)
Sturdy building material (e.g. OAK with 3 letters)
Modern reading material (EBOOK with 5 letters)
Metallic materials (LAMES with 5 letters)
Material for a necklace (SEEDPEARLS with 10 letters)
Mulching material (e.g. PEAT with 4 letters)
Enamel material (FRIT with 4 letters)
One of the oldest materials for roofs (THATCH with 6 letters)
Eschew punishment, in an old saw (SPARETHEROD with 11 letters)
Notable curtain material? (IRON with 4 letters)