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tremulous

1 ENTRIES FOUND:
tremulous /ˈtrɛmjələs/ adjective
tremulous
/ˈtrɛmjələs/
adjective
Britannica Dictionary definition of TREMULOUS
formal + literary
: shaking slightly especially because of nervousness, weakness, or illness
[more tremulous; most tremulous] : feeling or showing a lack of confidence or courage

— tremulously

adverb