keeping existence (verb) perpetuate: keep going
Sinonime: anxious, appetent, apprehensive,
ardent, athirst,
attentive,
avid, beside oneself,
careful, caring,
concerned,
devoted, eager,
earnest, heedful,
impatient, keen,
loving,
mindful, raring, regardful,
tender,
thirsty,
troubled,
uneasy, worried sick, worried stiff,
zealousAntonime: easy-going,
laid-back, unafraid, unworried