croak

Noun

• a harsh hoarse utterance (as of a frog)

Verb

• make complaining remarks or noises under one's breath
  • she grumbles when she feels overworked
    

• utter a hoarse sound, like a raven

• pass from physical life and lose all bodily attributes and functions necessary to sustain life
  • She died from cancer
    
  • The children perished in the fire
    
  • The patient went peacefully
    
  • The old guy kicked the bucket at the age of 102
    

Related words

• Synonyms: 
  croaking , murmur , mutter , grumble , gnarl , cronk , die , decease , perish , go , exit , pass away , expire , pass , kick the bucket , cash in one's chips , buy the farm , conk