20-year-old
able-bodied
ablest
battle-hardened
dauntless
doughty
erstwhile
hard-pressed
hardiest
intrepid
noisiest
overzealous
plumpest
redoubtable
self-constituted
stalwart
stanch
staunch
steel-clad
sternest
thoroughgoing
two-hundred-pound
warworn
wholesomest