wasteful (adjective)
extravagant, lavish
weary (adjective)
tired
wholesome (adjective)
healthy
wholly (adverb)
completely, entirely
wither (verb)
shrivel, fade, decay:
Flowers wither and die if they are not watered regularly.
worthy (adjective)
deserving:
Having worked very hard, you are all worthy of a prize.
wretched (adjective)
miserable, unhappy