overcareful (adjective) guarded: suspicious
Sinonime: ailing, bedridden, broken down, debilitated, diseased, feeble, feverish, frail, hospitalized, ill, impaired, in poor health, incurable, infected, infirm, invalid, laid-up, nauseated, not feeling well, run down, sick as a dog, sickly, suffering, under medication, under the weather, unhealthy, weak
Antonime: careless, incautious, unguarded, unsuspicious, unwatchful