Forming plural nouns can be difficult
Here is a list of some common nouns ending in -o and the change that happens to them when they become plural
The canyon was alive with the haunting sounds of echoes
b
From Huffington Post And yet, it
echo
If a sound echoes, or a place echoes with a sound, you hear the sound again because you are in a large, empty space: Their voices echoed around the room
Echo Sentence Examples
Inflections of 'echo' (v): (⇒ conjugate) echoes v 3rd person singular echoing v pres p verb, present participle: -ing verb used descriptively or to form progressive verb--for example
n