1) Added support to 2) Buttressed 3) Fixed firmly 4) Given support 5) Got some reinforcements 6) Invigorated 7) Kept up 8) Like some necks 9) Made sturdier 10) Prepared 11) Prepared as for an impact 12) Prepared for a shock 13) Prepared to resist 14) Reinforced 15) Tightened Found on https://www.crosswordclues.com/clue/braced