What are you doing? You are living languorous life.

Turtles swimming nonchalantly, they push everything unwanted away, like old ladies with determined elbows to reach their favourite sunning place languorous Buddha eyes, upraised heads baking hard their water-wrinkled skin when I'm not looking, will they remove their shells, stand up, and do a little dance?

anemic, debilitated, decrepit, delicate, effete, enervated, exhausted, faint, feeble, flaccid, flimsy, forceless, fragile, frail, hesitant, impuissant, infirm, insubstantial, irresolute, lackadaisical*, languid, languorous, limp, makeshift, out of gas, powerless, prostrate, puny, rickety, rocky*, rotten, senile, shaky, sickly, sluggish, spent, spindly, supine, tender, torpid, uncertain, undependable, unsound, unsteady, unsubstantial, wasted, wavering, weakened, weakly, wobbly

There are a lot of synonyms you can use for "weak" . They are: anemic, debilitated, decrepit, delicate, effete, enervated, exhausted, faint, feeble, flaccid, flimsy, fragile, frail, hesitant, infirm, insubstantial, irresolute, lackadaisical*, languid, languorous, limp, makeshift, out of gas, powerless, prostrate, puny, rickety, rocky, rotten, senile, shaky, sickly, sluggish, spent, spindly, supine, tender, torpid, uncertain, undependable, unsound, unsteady, unsubstantial, wasted, wavering, weakened, weakly and wobbly.