unwarranted, unjustified, unreasonable, unfounded, baseless fears.
to be in favor of, approve of, believe in, subscribe to, be all in for an idea.
to track, monitor, watch, keep track of, keep tabs on somebody's movement.
go on, witter on, prattle on, rabbit on, drone on about something.
modest, humble, unassuming, unpretentious, unostentatious, unobtrusive behaviour.
to remain unfazed, undaunted, placid, collected, composed, calm in dealing with a problem.
a useless, pointless, sterile, futile, unproductive exercise.
feel doubtful, ill at ease, qualmish, queasy, uncomfortable, troubled about ...
Some collocations with the phrase 'a looming crisis'.
firm, concrete, definitive, hard, absolute evidence