取材【しゅざい】
gathering material (for an article, novel, etc.), collecting information, covering (an event, incident, etc.), reporting, interview (for a news story)
材料【ざいりょう】
materials, ingredients, material (for a novel, experiment, etc.), subject matter, grounds (for a decision, judgement, etc.), basis, evidence, data, (market) factor
教材【きょうざい】
teaching materials
題材【だいざい】
subject, theme
資材【しざい】
(raw) material
原材料【げんざいりょう】
raw materials, ingredients
鋼材【こうざい】
steel material
材質【ざいしつ】
material, material properties, quality of material, quality of wood, quality of lumber
建材【けんざい】
building material
材木【ざいもく】
wood (for building), lumber, timber
石材【せきざい】
(building) stone
器材【きざい】
tools and materials, equipment and materials
廃材【はいざい】
scrap wood, waste wood, waste, waste material, scrap material
逸材【いつざい】
outstanding talent, person of exceptional talent, gifted person
適材適所【てきざいてきしょ】
the right person in the right place
製材【せいざい】
sawing
角材【かくざい】
squared timber, rectangular lumber
画材【がざい】
subject matter of a painting, art supplies, art materials
用材【ようざい】
materials, lumber, timber
食材【しょくざい】
foodstuff, ingredient