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
hard
peter
Forefather?
athletics
spectacular
demonstrate, employ, illuminate,
You can use: manage and succeed.
Lumber or timber.