Stimuli is the word you are looking for.
The Latin plural of stimulus is stimuli. However, there is also an informal English form stimuluses.
The plural form of "scarf" is spelled "scarves."
More than one province is "provinces".
The likely word sought is "seconds" (more than one second, or additional servings).
The correct spelling is "listen" (pay attention to a sound).
The Latin plural of stimulus is stimuli. However, there is also an informal English form stimuluses.
More than one new stimulus
When more than one stimulus is added together, it is called superposition. This is a fundamental principle in physics and signal processing where the combined effects of stimuli are considered as a single entity.
Latches.
daddies.
Clouds
circus's
slides
axes
That is the correct spelling "princesses" for more than one princess.
I think perhaps you are trying to spell countries, as in more than one country.
Trophies