salvage - restore, save (from being destroyed)⏎
skill - ability, competence, expertise, dexterity⏎
verbal - spoken, unwritten⏎
specialist - expert, highly skilled person⏎
train - teach, instruct, tutor, coach, mentor, educate, edify, nurture, develop, school, explain, impart (facts/information), prepare, prime, demonstrate, illustrate⏎
stress - pressure, importance, emphasis, emphasise, emphasize⏎
sound - reliable, sensible when making decisions, undamaged, good and thorough, in good condition⏎
sponsor - supporter, backer, patron⏎
theory - idea, opinion, supposition⏎
territory - area, zone, ground, pitch⏎