kept one eye on (verb) attend: pay attention; apply oneself
Sinonime: acute,
burning, claiming, clamant,
clamorous, compelling, constraining,
critical,
crucial,
crying, demanding, dire,
distressing, exacting,
exigent, forcing, heat-on, high-priority, hurry-up, immediate,
imperative, importunate,
insistent,
instant, life-and-death, obliging, requiring,
serious,
vitalAntonime: insignificant,
trivial,
unimportant