tremble

1 ENTRIES FOUND:
tremble /ˈtrɛmbəl/ verb
trembles; trembled; trembling
tremble
/ˈtrɛmbəl/
verb
trembles; trembled; trembling
Britannica Dictionary definition of TREMBLE
[no object]
1 
: to shake slightly because you are afraid, nervous, excited, etc.
— often + with
2 
: to shake slightly because of some force
3 
somewhat formal : to be afraid or nervous

— tremble

noun, plural trembles [count]
— usually singular
— often + of