grumbling

verbnounattested in dialogue

complaining

verb

1
Also a form of grumblepresent participle and gerund of grumble

noun

1
complaining
the grumblings of a bad-tempered man
For having submitted my ears to Acutilius for several days (and I think you know his style), I should scarcely have regarded it as a hardship to write you a letter describing his grumblings after patiently enduring the bore (and it was rather a bore, I can tell you) of hearing them.
The commissions paid on this transaction were high and gave rise to grumblings in Great Britain about a “banker's ramp.”
2
rumbling

Forms

plural: grumblings

Gruber · A surname.grudge · Deep-seated and/or long-term animosity or ill will about…gruesome · Repellently frightful and shocking; ghastly, horrific.

grumbling · complaining

grumpy · Dissatisfied and irritable.grunt · A short snorting sound, often to show disapproval, or used as…grunting · A sound of grunts.

The neighbouring pages — Alphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.