Adjective
1. weak
2. anemic, anaemic, adynamic, asthenic, debilitated, enervated, faint, feeble, feeble, lame, flaccid, lax, limp, slack, flimsy, slight, tenuous, thin, flimsy, fragile, jerry-built, shoddy, namby-pamby, spineless, wishy-washy, pale, pallid, wan, puny, vulnerable, washy, weakened, delicate, tender, untoughened, powerless, watery
3. washy, diluted, dilute, powerless
4. feeble, nerveless, helpless, incapacitated, flooded, inundated, overcome, overpowered, overwhelmed, swamped, engulfed, low-powered, impotent, ineffective, uneffective, ineffectual, unaccented
5. light, unstressed, unaccented, fallible
6. frail, imperfect, human, forceless
7. unforceful, wimpish, wimpy, decrepit
8. debile, feeble, infirm, sapless, weakly, frail, regular
9. impotent
10. effeminate
10. soft