The definition of 'growless' & the word 'growless' in example sentences or phrases

Verb
1
to utter or emit low dull rumbling sounds
  1. he grumbled a rude response
  2. Stones grumbled down the cliff

Synonyms of the word 'growless' & Antonyms of the word 'growless'.

Verb
Synonymsgrowl, grumble, rumble,