Sore and tired
anaemic, debilitated, delicate, exhausted, faint, feeble, fragile, frail, infirm, puny, shaky, sickly, spent, tender, unsteady, wasted, cowardly, impotent, indecisive, ineffectual, infirm, irresolute, pathetic, powerless, soft, spineless, hollow, lame, shallow, defenceless, vulnerable, tasteless, thin, watery.
a or an
you can use or , otherwise, or rather than.
next
Like
athletics
spectacular
hard
Forefather?
peter
demonstrate, employ, illuminate,
You can use: manage and succeed.
Lumber or timber.