tumble for

affected easy impressionable inclined liable prone ready receptive responsive sensitive vulnerable wide open

aroused be taken in disposed easily moved fall for given gullible impressed impressible influenced mark movable nonresistant obnoxious open out on a limb persuadable predisposed pushover roused sensible sensile sentient sitting duck soft stirred subject sucker suggestible susceptive swallow swayed tender touched

insensitive unlikely unresponsive unsusceptible

resistant resisting